Finding the Third Proportional to 15,803,998 and 34,479,510

Step by Step Solution

1. Step 1: Write the proportion equation
   15,803,998 : 34,479,510 = 34,479,510 : x
2. Step 2: Convert to fraction form
   15,803,998/34,479,510 = 34,479,510/x
3. Step 3: Cross multiply
   15,803,998x = 34,479,510 × 34,479,510
4. Step 4: Simplify right side
   15,803,998x = 1,188,836,609,840,100
5. Step 5: Solve for x
   x = 1,188,836,609,840,100/15,803,998
6. Step 6: Final answer
   x = 75,223,788.93