Finding the Fourth Proportional to 42,280.09, 58,347.39 and 23,160.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,280.09 : 58,347.39 = 23,160.69 : x
2. Step 2: Convert to fraction form
   42,280.09/58,347.39 = 23,160.69/x
3. Step 3: Cross multiply
   42,280.09x = 58,347.39 × 23,160.69
4. Step 4: Simplify right side
   42,280.09x = 1,351,365,812.10
5. Step 5: Solve for x
   x = 1,351,365,812.10/42,280.09
6. Step 6: Final answer
   x = 31,962.23