Finding the Fourth Proportional to 56,941.32, 78,579.06 and 31,790.82

Step by Step Solution

1. Step 1: Write the proportion equation
   56,941.32 : 78,579.06 = 31,790.82 : x
2. Step 2: Convert to fraction form
   56,941.32/78,579.06 = 31,790.82/x
3. Step 3: Cross multiply
   56,941.32x = 78,579.06 × 31,790.82
4. Step 4: Simplify right side
   56,941.32x = 2,498,092,752.23
5. Step 5: Solve for x
   x = 2,498,092,752.23/56,941.32
6. Step 6: Final answer
   x = 43,871.35