Finding the Fourth Proportional to 49,900.52, 74,868.48 and 31,158.83

Step by Step Solution

1. Step 1: Write the proportion equation
   49,900.52 : 74,868.48 = 31,158.83 : x
2. Step 2: Convert to fraction form
   49,900.52/74,868.48 = 31,158.83/x
3. Step 3: Cross multiply
   49,900.52x = 74,868.48 × 31,158.83
4. Step 4: Simplify right side
   49,900.52x = 2,332,813,866.34
5. Step 5: Solve for x
   x = 2,332,813,866.34/49,900.52
6. Step 6: Final answer
   x = 46,749.29