Finding the Third Proportional to 39,958.31 and 60,039.98

Step by Step Solution

1. Step 1: Write the proportion equation
   39,958.31 : 60,039.98 = 60,039.98 : x
2. Step 2: Convert to fraction form
   39,958.31/60,039.98 = 60,039.98/x
3. Step 3: Cross multiply
   39,958.31x = 60,039.98 × 60,039.98
4. Step 4: Simplify right side
   39,958.31x = 3,604,799,723.75
5. Step 5: Solve for x
   x = 3,604,799,723.75/39,958.31
6. Step 6: Final answer
   x = 90,214.01