Finding the Fourth Proportional to 42,234.20, 57,972.69 and 37,347.02

Step by Step Solution

1. Step 1: Write the proportion equation
   42,234.20 : 57,972.69 = 37,347.02 : x
2. Step 2: Convert to fraction form
   42,234.20/57,972.69 = 37,347.02/x
3. Step 3: Cross multiply
   42,234.20x = 57,972.69 × 37,347.02
4. Step 4: Simplify right side
   42,234.20x = 2,165,107,212.88
5. Step 5: Solve for x
   x = 2,165,107,212.88/42,234.20
6. Step 6: Final answer
   x = 51,264.31