Finding the Fourth Proportional to 9,817.88, 13,548.38 and 5,341.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,817.88 : 13,548.38 = 5,341.55 : x
2. Step 2: Convert to fraction form
   9,817.88/13,548.38 = 5,341.55/x
3. Step 3: Cross multiply
   9,817.88x = 13,548.38 × 5,341.55
4. Step 4: Simplify right side
   9,817.88x = 72,369,254.74
5. Step 5: Solve for x
   x = 72,369,254.74/9,817.88
6. Step 6: Final answer
   x = 7,371.17