Finding the Third Proportional to 15,602.25 and 34,120.31

Step by Step Solution

1. Step 1: Write the proportion equation
   15,602.25 : 34,120.31 = 34,120.31 : x
2. Step 2: Convert to fraction form
   15,602.25/34,120.31 = 34,120.31/x
3. Step 3: Cross multiply
   15,602.25x = 34,120.31 × 34,120.31
4. Step 4: Simplify right side
   15,602.25x = 1,164,195,725.10
5. Step 5: Solve for x
   x = 1,164,195,725.10/15,602.25
6. Step 6: Final answer
   x = 74,617.17