Finding the Fourth Proportional to 42,210.46, 58,250.81 and 23,089.85

Step by Step Solution

1. Step 1: Write the proportion equation
   42,210.46 : 58,250.81 = 23,089.85 : x
2. Step 2: Convert to fraction form
   42,210.46/58,250.81 = 23,089.85/x
3. Step 3: Cross multiply
   42,210.46x = 58,250.81 × 23,089.85
4. Step 4: Simplify right side
   42,210.46x = 1,345,002,465.28
5. Step 5: Solve for x
   x = 1,345,002,465.28/42,210.46
6. Step 6: Final answer
   x = 31,864.20