Finding the Fourth Proportional to 8,417.59, 11,611.52 and 5,268.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,417.59 : 11,611.52 = 5,268.31 : x
2. Step 2: Convert to fraction form
   8,417.59/11,611.52 = 5,268.31/x
3. Step 3: Cross multiply
   8,417.59x = 11,611.52 × 5,268.31
4. Step 4: Simplify right side
   8,417.59x = 61,173,051.32
5. Step 5: Solve for x
   x = 61,173,051.32/8,417.59
6. Step 6: Final answer
   x = 7,267.29