Finding the Fourth Proportional to 9,926.32, 13,698.29 and 5,449.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,926.32 : 13,698.29 = 5,449.96 : x
2. Step 2: Convert to fraction form
   9,926.32/13,698.29 = 5,449.96/x
3. Step 3: Cross multiply
   9,926.32x = 13,698.29 × 5,449.96
4. Step 4: Simplify right side
   9,926.32x = 74,655,109.46
5. Step 5: Solve for x
   x = 74,655,109.46/9,926.32
6. Step 6: Final answer
   x = 7,520.92