Finding the Fourth Proportional to 31,300.64, 46,952.52 and 7,927.28

Step by Step Solution

1. Step 1: Write the proportion equation
   31,300.64 : 46,952.52 = 7,927.28 : x
2. Step 2: Convert to fraction form
   31,300.64/46,952.52 = 7,927.28/x
3. Step 3: Cross multiply
   31,300.64x = 46,952.52 × 7,927.28
4. Step 4: Simplify right side
   31,300.64x = 372,205,772.75
5. Step 5: Solve for x
   x = 372,205,772.75/31,300.64
6. Step 6: Final answer
   x = 11,891.32