Finding the Third Proportional to 81,799,074 and 175,087,188

Step by Step Solution

1. Step 1: Write the proportion equation
   81,799,074 : 175,087,188 = 175,087,188 : x
2. Step 2: Convert to fraction form
   81,799,074/175,087,188 = 175,087,188/x
3. Step 3: Cross multiply
   81,799,074x = 175,087,188 × 175,087,188
4. Step 4: Simplify right side
   81,799,074x = 30,655,523,401,747,344
5. Step 5: Solve for x
   x = 30,655,523,401,747,344/81,799,074
6. Step 6: Final answer
   x = 374,766,142.24