Finding the Fourth Proportional to 59,298.76, 81,851.37 and 39,173.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,298.76 : 81,851.37 = 39,173.50 : x
2. Step 2: Convert to fraction form
   59,298.76/81,851.37 = 39,173.50/x
3. Step 3: Cross multiply
   59,298.76x = 81,851.37 × 39,173.50
4. Step 4: Simplify right side
   59,298.76x = 3,206,404,446.83
5. Step 5: Solve for x
   x = 3,206,404,446.83/59,298.76
6. Step 6: Final answer
   x = 54,072.03