Finding the Fourth Proportional to 42,138.03, 58,150.11 and 23,274.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,138.03 : 58,150.11 = 23,274.75 : x
2. Step 2: Convert to fraction form
   42,138.03/58,150.11 = 23,274.75/x
3. Step 3: Cross multiply
   42,138.03x = 58,150.11 × 23,274.75
4. Step 4: Simplify right side
   42,138.03x = 1,353,429,272.72
5. Step 5: Solve for x
   x = 1,353,429,272.72/42,138.03
6. Step 6: Final answer
   x = 32,118.95