Finding the Third Proportional to 19,531,534 and 42,425,648

Step by Step Solution

1. Step 1: Write the proportion equation
   19,531,534 : 42,425,648 = 42,425,648 : x
2. Step 2: Convert to fraction form
   19,531,534/42,425,648 = 42,425,648/x
3. Step 3: Cross multiply
   19,531,534x = 42,425,648 × 42,425,648
4. Step 4: Simplify right side
   19,531,534x = 1,799,935,608,219,904
5. Step 5: Solve for x
   x = 1,799,935,608,219,904/19,531,534
6. Step 6: Final answer
   x = 92,155,363.13