Finding the Fourth Proportional to 9,417.60, 13,004.55 and 5,886.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,417.60 : 13,004.55 = 5,886.84 : x
2. Step 2: Convert to fraction form
   9,417.60/13,004.55 = 5,886.84/x
3. Step 3: Cross multiply
   9,417.60x = 13,004.55 × 5,886.84
4. Step 4: Simplify right side
   9,417.60x = 76,555,705.12
5. Step 5: Solve for x
   x = 76,555,705.12/9,417.60
6. Step 6: Final answer
   x = 8,129.00