Finding the Fourth Proportional to 10,521.07, 14,519.00 and 5,740.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,521.07 : 14,519.00 = 5,740.91 : x
2. Step 2: Convert to fraction form
   10,521.07/14,519.00 = 5,740.91/x
3. Step 3: Cross multiply
   10,521.07x = 14,519.00 × 5,740.91
4. Step 4: Simplify right side
   10,521.07x = 83,352,236.20
5. Step 5: Solve for x
   x = 83,352,236.20/10,521.07
6. Step 6: Final answer
   x = 7,922.41