Finding the Third Proportional to 60,492.50 and 90,798.75

Step by Step Solution

1. Step 1: Write the proportion equation
   60,492.50 : 90,798.75 = 90,798.75 : x
2. Step 2: Convert to fraction form
   60,492.50/90,798.75 = 90,798.75/x
3. Step 3: Cross multiply
   60,492.50x = 90,798.75 × 90,798.75
4. Step 4: Simplify right side
   60,492.50x = 8,244,413,001.56
5. Step 5: Solve for x
   x = 8,244,413,001.56/60,492.50
6. Step 6: Final answer
   x = 136,288.18