Finding the Fourth Proportional to 56,784.87, 78,359.88 and 32,580.72

Step by Step Solution

1. Step 1: Write the proportion equation
   56,784.87 : 78,359.88 = 32,580.72 : x
2. Step 2: Convert to fraction form
   56,784.87/78,359.88 = 32,580.72/x
3. Step 3: Cross multiply
   56,784.87x = 78,359.88 × 32,580.72
4. Step 4: Simplify right side
   56,784.87x = 2,553,021,309.51
5. Step 5: Solve for x
   x = 2,553,021,309.51/56,784.87
6. Step 6: Final answer
   x = 44,959.53