Finding the Third Proportional to 62,500.36 and 89,312.63

Step by Step Solution

1. Step 1: Write the proportion equation
   62,500.36 : 89,312.63 = 89,312.63 : x
2. Step 2: Convert to fraction form
   62,500.36/89,312.63 = 89,312.63/x
3. Step 3: Cross multiply
   62,500.36x = 89,312.63 × 89,312.63
4. Step 4: Simplify right side
   62,500.36x = 7,976,744,984.39
5. Step 5: Solve for x
   x = 7,976,744,984.39/62,500.36
6. Step 6: Final answer
   x = 127,627.19