Finding the Fourth Proportional to 12,828.04, 17,698.01 and 7,521.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,828.04 : 17,698.01 = 7,521.83 : x
2. Step 2: Convert to fraction form
   12,828.04/17,698.01 = 7,521.83/x
3. Step 3: Cross multiply
   12,828.04x = 17,698.01 × 7,521.83
4. Step 4: Simplify right side
   12,828.04x = 133,121,397.12
5. Step 5: Solve for x
   x = 133,121,397.12/12,828.04
6. Step 6: Final answer
   x = 10,377.38