Finding the Fourth Proportional to 56,597.22, 78,104.18 and 31,446.72

Step by Step Solution

1. Step 1: Write the proportion equation
   56,597.22 : 78,104.18 = 31,446.72 : x
2. Step 2: Convert to fraction form
   56,597.22/78,104.18 = 31,446.72/x
3. Step 3: Cross multiply
   56,597.22x = 78,104.18 × 31,446.72
4. Step 4: Simplify right side
   56,597.22x = 2,456,120,279.29
5. Step 5: Solve for x
   x = 2,456,120,279.29/56,597.22
6. Step 6: Final answer
   x = 43,396.48