Finding the Fourth Proportional to 9,248.31, 12,762.86 and 5,056.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,248.31 : 12,762.86 = 5,056.83 : x
2. Step 2: Convert to fraction form
   9,248.31/12,762.86 = 5,056.83/x
3. Step 3: Cross multiply
   9,248.31x = 12,762.86 × 5,056.83
4. Step 4: Simplify right side
   9,248.31x = 64,539,588.05
5. Step 5: Solve for x
   x = 64,539,588.05/9,248.31
6. Step 6: Final answer
   x = 6,978.53