Finding the Fourth Proportional to 9,826.18, 13,560.12 and 5,349.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,826.18 : 13,560.12 = 5,349.93 : x
2. Step 2: Convert to fraction form
   9,826.18/13,560.12 = 5,349.93/x
3. Step 3: Cross multiply
   9,826.18x = 13,560.12 × 5,349.93
4. Step 4: Simplify right side
   9,826.18x = 72,545,692.79
5. Step 5: Solve for x
   x = 72,545,692.79/9,826.18
6. Step 6: Final answer
   x = 7,382.90