Finding the Fourth Proportional to 9,698.76, 13,385.43 and 5,449.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,698.76 : 13,385.43 = 5,449.83 : x
2. Step 2: Convert to fraction form
   9,698.76/13,385.43 = 5,449.83/x
3. Step 3: Cross multiply
   9,698.76x = 13,385.43 × 5,449.83
4. Step 4: Simplify right side
   9,698.76x = 72,948,317.98
5. Step 5: Solve for x
   x = 72,948,317.98/9,698.76
6. Step 6: Final answer
   x = 7,521.41