Finding the Third Proportional to 56,329.50 and 87,725.25

Step by Step Solution

1. Step 1: Write the proportion equation
   56,329.50 : 87,725.25 = 87,725.25 : x
2. Step 2: Convert to fraction form
   56,329.50/87,725.25 = 87,725.25/x
3. Step 3: Cross multiply
   56,329.50x = 87,725.25 × 87,725.25
4. Step 4: Simplify right side
   56,329.50x = 7,695,719,487.56
5. Step 5: Solve for x
   x = 7,695,719,487.56/56,329.50
6. Step 6: Final answer
   x = 136,619.70