Finding the Third Proportional to 40,521.50 and 63,242.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,521.50 : 63,242.50 = 63,242.50 : x
2. Step 2: Convert to fraction form
   40,521.50/63,242.50 = 63,242.50/x
3. Step 3: Cross multiply
   40,521.50x = 63,242.50 × 63,242.50
4. Step 4: Simplify right side
   40,521.50x = 3,999,613,806.25
5. Step 5: Solve for x
   x = 3,999,613,806.25/40,521.50
6. Step 6: Final answer
   x = 98,703.50