Finding the Fourth Proportional to 42,250.50, 58,305.78 and 23,390.46

Step by Step Solution

1. Step 1: Write the proportion equation
   42,250.50 : 58,305.78 = 23,390.46 : x
2. Step 2: Convert to fraction form
   42,250.50/58,305.78 = 23,390.46/x
3. Step 3: Cross multiply
   42,250.50x = 58,305.78 × 23,390.46
4. Step 4: Simplify right side
   42,250.50x = 1,363,799,014.86
5. Step 5: Solve for x
   x = 1,363,799,014.86/42,250.50
6. Step 6: Final answer
   x = 32,278.88