Finding the Fourth Proportional to 69,427.60, 95,761.34 and 42,580.82

Step by Step Solution

1. Step 1: Write the proportion equation
   69,427.60 : 95,761.34 = 42,580.82 : x
2. Step 2: Convert to fraction form
   69,427.60/95,761.34 = 42,580.82/x
3. Step 3: Cross multiply
   69,427.60x = 95,761.34 × 42,580.82
4. Step 4: Simplify right side
   69,427.60x = 4,077,596,381.50
5. Step 5: Solve for x
   x = 4,077,596,381.50/69,427.60
6. Step 6: Final answer
   x = 58,731.63