Finding the Fourth Proportional to 9,499.86, 13,088.34 and 6,625.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.86 : 13,088.34 = 6,625.83 : x
2. Step 2: Convert to fraction form
   9,499.86/13,088.34 = 6,625.83/x
3. Step 3: Cross multiply
   9,499.86x = 13,088.34 × 6,625.83
4. Step 4: Simplify right side
   9,499.86x = 86,721,115.82
5. Step 5: Solve for x
   x = 86,721,115.82/9,499.86
6. Step 6: Final answer
   x = 9,128.67