Finding the Third Proportional to 56,592 and 86,117.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,592 : 86,117.50 = 86,117.50 : x
2. Step 2: Convert to fraction form
   56,592/86,117.50 = 86,117.50/x
3. Step 3: Cross multiply
   56,592x = 86,117.50 × 86,117.50
4. Step 4: Simplify right side
   56,592x = 7,416,223,806.25
5. Step 5: Solve for x
   x = 7,416,223,806.25/56,592
6. Step 6: Final answer
   x = 131,047.21