Finding the Third Proportional to 27,788,460,484 and 42,937,778,597

Step by Step Solution

1. Step 1: Write the proportion equation
   27,788,460,484 : 42,937,778,597 = 42,937,778,597 : x
2. Step 2: Convert to fraction form
   27,788,460,484/42,937,778,597 = 42,937,778,597/x
3. Step 3: Cross multiply
   27,788,460,484x = 42,937,778,597 × 42,937,778,597
4. Step 4: Simplify right side
   27,788,460,484x = 1,843,652,830,844,991,307,776
5. Step 5: Solve for x
   x = 1,843,652,830,844,991,307,776/27,788,460,484
6. Step 6: Final answer
   x = 66,345,986,741.75