Finding the Fourth Proportional to 42,139.59, 58,152.38 and 23,276.67

Step by Step Solution

1. Step 1: Write the proportion equation
   42,139.59 : 58,152.38 = 23,276.67 : x
2. Step 2: Convert to fraction form
   42,139.59/58,152.38 = 23,276.67/x
3. Step 3: Cross multiply
   42,139.59x = 58,152.38 × 23,276.67
4. Step 4: Simplify right side
   42,139.59x = 1,353,593,642.59
5. Step 5: Solve for x
   x = 1,353,593,642.59/42,139.59
6. Step 6: Final answer
   x = 32,121.66