Finding the Fourth Proportional to 56,751.32, 78,281.32 and 40,810.52

Step by Step Solution

1. Step 1: Write the proportion equation
   56,751.32 : 78,281.32 = 40,810.52 : x
2. Step 2: Convert to fraction form
   56,751.32/78,281.32 = 40,810.52/x
3. Step 3: Cross multiply
   56,751.32x = 78,281.32 × 40,810.52
4. Step 4: Simplify right side
   56,751.32x = 3,194,701,375.49
5. Step 5: Solve for x
   x = 3,194,701,375.49/56,751.32
6. Step 6: Final answer
   x = 56,292.99