Finding the Fourth Proportional to 9,113.61, 13,674.59 and 4,117.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,113.61 : 13,674.59 = 4,117.32 : x
2. Step 2: Convert to fraction form
   9,113.61/13,674.59 = 4,117.32/x
3. Step 3: Cross multiply
   9,113.61x = 13,674.59 × 4,117.32
4. Step 4: Simplify right side
   9,113.61x = 56,302,642.31
5. Step 5: Solve for x
   x = 56,302,642.31/9,113.61
6. Step 6: Final answer
   x = 6,177.86