Finding the Fourth Proportional to 31,295.54, 46,943.34 and 7,921.98

Step by Step Solution

1. Step 1: Write the proportion equation
   31,295.54 : 46,943.34 = 7,921.98 : x
2. Step 2: Convert to fraction form
   31,295.54/46,943.34 = 7,921.98/x
3. Step 3: Cross multiply
   31,295.54x = 46,943.34 × 7,921.98
4. Step 4: Simplify right side
   31,295.54x = 371,884,200.61
5. Step 5: Solve for x
   x = 371,884,200.61/31,295.54
6. Step 6: Final answer
   x = 11,882.98