Finding the Fourth Proportional to 56,559.75, 78,059.34 and 32,686.62

Step by Step Solution

1. Step 1: Write the proportion equation
   56,559.75 : 78,059.34 = 32,686.62 : x
2. Step 2: Convert to fraction form
   56,559.75/78,059.34 = 32,686.62/x
3. Step 3: Cross multiply
   56,559.75x = 78,059.34 × 32,686.62
4. Step 4: Simplify right side
   56,559.75x = 2,551,495,984.03
5. Step 5: Solve for x
   x = 2,551,495,984.03/56,559.75
6. Step 6: Final answer
   x = 45,111.51