Finding the Fourth Proportional to 42,538.60, 58,704.60 and 23,158.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,538.60 : 58,704.60 = 23,158.82 : x
2. Step 2: Convert to fraction form
   42,538.60/58,704.60 = 23,158.82/x
3. Step 3: Cross multiply
   42,538.60x = 58,704.60 × 23,158.82
4. Step 4: Simplify right side
   42,538.60x = 1,359,529,411.27
5. Step 5: Solve for x
   x = 1,359,529,411.27/42,538.60
6. Step 6: Final answer
   x = 31,959.90