Finding the Fourth Proportional to 9,649.95, 13,317.17 and 5,400.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,649.95 : 13,317.17 = 5,400.98 : x
2. Step 2: Convert to fraction form
   9,649.95/13,317.17 = 5,400.98/x
3. Step 3: Cross multiply
   9,649.95x = 13,317.17 × 5,400.98
4. Step 4: Simplify right side
   9,649.95x = 71,925,768.83
5. Step 5: Solve for x
   x = 71,925,768.83/9,649.95
6. Step 6: Final answer
   x = 7,453.49