Finding the Fourth Proportional to 9,100.68, 13,641.45 and 3,553.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,100.68 : 13,641.45 = 3,553.93 : x
2. Step 2: Convert to fraction form
   9,100.68/13,641.45 = 3,553.93/x
3. Step 3: Cross multiply
   9,100.68x = 13,641.45 × 3,553.93
4. Step 4: Simplify right side
   9,100.68x = 48,480,758.40
5. Step 5: Solve for x
   x = 48,480,758.40/9,100.68
6. Step 6: Final answer
   x = 5,327.16