Finding the Fourth Proportional to 13,817.32, 19,068.04 and 7,529.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,817.32 : 19,068.04 = 7,529.72 : x
2. Step 2: Convert to fraction form
   13,817.32/19,068.04 = 7,529.72/x
3. Step 3: Cross multiply
   13,817.32x = 19,068.04 × 7,529.72
4. Step 4: Simplify right side
   13,817.32x = 143,577,002.15
5. Step 5: Solve for x
   x = 143,577,002.15/13,817.32
6. Step 6: Final answer
   x = 10,391.09