Finding the Fourth Proportional to 9,679.55, 13,358.04 and 5,699.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,679.55 : 13,358.04 = 5,699.93 : x
2. Step 2: Convert to fraction form
   9,679.55/13,358.04 = 5,699.93/x
3. Step 3: Cross multiply
   9,679.55x = 13,358.04 × 5,699.93
4. Step 4: Simplify right side
   9,679.55x = 76,139,892.94
5. Step 5: Solve for x
   x = 76,139,892.94/9,679.55
6. Step 6: Final answer
   x = 7,866.06