Finding the Third Proportional to 15,974,499 and 34,989,799

Step by Step Solution

1. Step 1: Write the proportion equation
   15,974,499 : 34,989,799 = 34,989,799 : x
2. Step 2: Convert to fraction form
   15,974,499/34,989,799 = 34,989,799/x
3. Step 3: Cross multiply
   15,974,499x = 34,989,799 × 34,989,799
4. Step 4: Simplify right side
   15,974,499x = 1,224,286,034,060,401
5. Step 5: Solve for x
   x = 1,224,286,034,060,401/15,974,499
6. Step 6: Final answer
   x = 76,640,026.96