Finding the Fourth Proportional to 56,796.92, 78,380.27 and 31,304.19

Step by Step Solution

1. Step 1: Write the proportion equation
   56,796.92 : 78,380.27 = 31,304.19 : x
2. Step 2: Convert to fraction form
   56,796.92/78,380.27 = 31,304.19/x
3. Step 3: Cross multiply
   56,796.92x = 78,380.27 × 31,304.19
4. Step 4: Simplify right side
   56,796.92x = 2,453,630,864.33
5. Step 5: Solve for x
   x = 2,453,630,864.33/56,796.92
6. Step 6: Final answer
   x = 43,200.07