Finding the Fourth Proportional to 42,283.69, 58,353.41 and 23,420.81

Step by Step Solution

1. Step 1: Write the proportion equation
   42,283.69 : 58,353.41 = 23,420.81 : x
2. Step 2: Convert to fraction form
   42,283.69/58,353.41 = 23,420.81/x
3. Step 3: Cross multiply
   42,283.69x = 58,353.41 × 23,420.81
4. Step 4: Simplify right side
   42,283.69x = 1,366,684,332.90
5. Step 5: Solve for x
   x = 1,366,684,332.90/42,283.69
6. Step 6: Final answer
   x = 32,321.79