Finding the Fourth Proportional to 42,140.07, 58,153.29 and 23,278.41

Step by Step Solution

1. Step 1: Write the proportion equation
   42,140.07 : 58,153.29 = 23,278.41 : x
2. Step 2: Convert to fraction form
   42,140.07/58,153.29 = 23,278.41/x
3. Step 3: Cross multiply
   42,140.07x = 58,153.29 × 23,278.41
4. Step 4: Simplify right side
   42,140.07x = 1,353,716,127.47
5. Step 5: Solve for x
   x = 1,353,716,127.47/42,140.07
6. Step 6: Final answer
   x = 32,124.20