Finding the Third Proportional to 81,079,434 and 174,913,398

Step by Step Solution

1. Step 1: Write the proportion equation
   81,079,434 : 174,913,398 = 174,913,398 : x
2. Step 2: Convert to fraction form
   81,079,434/174,913,398 = 174,913,398/x
3. Step 3: Cross multiply
   81,079,434x = 174,913,398 × 174,913,398
4. Step 4: Simplify right side
   81,079,434x = 30,594,696,799,906,404
5. Step 5: Solve for x
   x = 30,594,696,799,906,404/81,079,434
6. Step 6: Final answer
   x = 377,342,259.20