Finding the Third Proportional to 29,617.52 and 69,917.55

Step by Step Solution

1. Step 1: Write the proportion equation
   29,617.52 : 69,917.55 = 69,917.55 : x
2. Step 2: Convert to fraction form
   29,617.52/69,917.55 = 69,917.55/x
3. Step 3: Cross multiply
   29,617.52x = 69,917.55 × 69,917.55
4. Step 4: Simplify right side
   29,617.52x = 4,888,464,453.48
5. Step 5: Solve for x
   x = 4,888,464,453.48/29,617.52
6. Step 6: Final answer
   x = 165,053.11