Finding the Fourth Proportional to 9,895.95, 13,655.52 and 5,648.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,895.95 : 13,655.52 = 5,648.04 : x
2. Step 2: Convert to fraction form
   9,895.95/13,655.52 = 5,648.04/x
3. Step 3: Cross multiply
   9,895.95x = 13,655.52 × 5,648.04
4. Step 4: Simplify right side
   9,895.95x = 77,126,923.18
5. Step 5: Solve for x
   x = 77,126,923.18/9,895.95
6. Step 6: Final answer
   x = 7,793.79