Finding the Third Proportional to 15,807.66 and 34,404.09

Step by Step Solution

1. Step 1: Write the proportion equation
   15,807.66 : 34,404.09 = 34,404.09 : x
2. Step 2: Convert to fraction form
   15,807.66/34,404.09 = 34,404.09/x
3. Step 3: Cross multiply
   15,807.66x = 34,404.09 × 34,404.09
4. Step 4: Simplify right side
   15,807.66x = 1,183,641,666.76
5. Step 5: Solve for x
   x = 1,183,641,666.76/15,807.66
6. Step 6: Final answer
   x = 74,877.75