Finding the Third Proportional to 19,416,160,818,423 and 42,250,348,020,780

Step by Step Solution

1. Step 1: Write the proportion equation
   19,416,160,818,423 : 42,250,348,020,780 = 42,250,348,020,780 : x
2. Step 2: Convert to fraction form
   19,416,160,818,423/42,250,348,020,780 = 42,250,348,020,780/x
3. Step 3: Cross multiply
   19,416,160,818,423x = 42,250,348,020,780 × 42,250,348,020,780
4. Step 4: Simplify right side
   19,416,160,818,423x = 1,785,091,907,877,028,474,438,811,648
5. Step 5: Solve for x
   x = 1,785,091,907,877,028,474,438,811,648/19,416,160,818,423
6. Step 6: Final answer
   x = 91,938,459,130,563.36