Finding the Third Proportional to 38,911.50 and 56,301.75

Step by Step Solution

1. Step 1: Write the proportion equation
   38,911.50 : 56,301.75 = 56,301.75 : x
2. Step 2: Convert to fraction form
   38,911.50/56,301.75 = 56,301.75/x
3. Step 3: Cross multiply
   38,911.50x = 56,301.75 × 56,301.75
4. Step 4: Simplify right side
   38,911.50x = 3,169,887,053.06
5. Step 5: Solve for x
   x = 3,169,887,053.06/38,911.50
6. Step 6: Final answer
   x = 81,464.02