Finding the Fourth Proportional to 56,574.50, 78,086.84 and 32,715

Step by Step Solution

1. Step 1: Write the proportion equation
   56,574.50 : 78,086.84 = 32,715 : x
2. Step 2: Convert to fraction form
   56,574.50/78,086.84 = 32,715/x
3. Step 3: Cross multiply
   56,574.50x = 78,086.84 × 32,715
4. Step 4: Simplify right side
   56,574.50x = 2,554,610,807.03
5. Step 5: Solve for x
   x = 2,554,610,807.03/56,574.50
6. Step 6: Final answer
   x = 45,154.81