Finding the Fourth Proportional to 31,300.08, 46,951.83 and 7,926.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,300.08 : 46,951.83 = 7,926.72 : x
2. Step 2: Convert to fraction form
   31,300.08/46,951.83 = 7,926.72/x
3. Step 3: Cross multiply
   31,300.08x = 46,951.83 × 7,926.72
4. Step 4: Simplify right side
   31,300.08x = 372,174,009.90
5. Step 5: Solve for x
   x = 372,174,009.90/31,300.08
6. Step 6: Final answer
   x = 11,890.51