Finding the Third Proportional to 40,261.50 and 60,432.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,261.50 : 60,432.75 = 60,432.75 : x
2. Step 2: Convert to fraction form
   40,261.50/60,432.75 = 60,432.75/x
3. Step 3: Cross multiply
   40,261.50x = 60,432.75 × 60,432.75
4. Step 4: Simplify right side
   40,261.50x = 3,652,117,272.56
5. Step 5: Solve for x
   x = 3,652,117,272.56/40,261.50
6. Step 6: Final answer
   x = 90,709.92