Finding the Third Proportional to 59,713.50 and 90,242.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,713.50 : 90,242.25 = 90,242.25 : x
2. Step 2: Convert to fraction form
   59,713.50/90,242.25 = 90,242.25/x
3. Step 3: Cross multiply
   59,713.50x = 90,242.25 × 90,242.25
4. Step 4: Simplify right side
   59,713.50x = 8,143,663,685.06
5. Step 5: Solve for x
   x = 8,143,663,685.06/59,713.50
6. Step 6: Final answer
   x = 136,378.94