Finding the Fourth Proportional to 56,562.56, 78,056.97 and 31,069.52

Step by Step Solution

1. Step 1: Write the proportion equation
   56,562.56 : 78,056.97 = 31,069.52 : x
2. Step 2: Convert to fraction form
   56,562.56/78,056.97 = 31,069.52/x
3. Step 3: Cross multiply
   56,562.56x = 78,056.97 × 31,069.52
4. Step 4: Simplify right side
   56,562.56x = 2,425,192,590.55
5. Step 5: Solve for x
   x = 2,425,192,590.55/56,562.56
6. Step 6: Final answer
   x = 42,876.29