Finding the Fourth Proportional to 58,438.76, 80,646.18 and 31,942.76

Step by Step Solution

1. Step 1: Write the proportion equation
   58,438.76 : 80,646.18 = 31,942.76 : x
2. Step 2: Convert to fraction form
   58,438.76/80,646.18 = 31,942.76/x
3. Step 3: Cross multiply
   58,438.76x = 80,646.18 × 31,942.76
4. Step 4: Simplify right side
   58,438.76x = 2,576,061,572.66
5. Step 5: Solve for x
   x = 2,576,061,572.66/58,438.76
6. Step 6: Final answer
   x = 44,081.39