Finding the Fourth Proportional to 14,488.96, 21,721.16 and 5,730.02

Step by Step Solution

1. Step 1: Write the proportion equation
   14,488.96 : 21,721.16 = 5,730.02 : x
2. Step 2: Convert to fraction form
   14,488.96/21,721.16 = 5,730.02/x
3. Step 3: Cross multiply
   14,488.96x = 21,721.16 × 5,730.02
4. Step 4: Simplify right side
   14,488.96x = 124,462,681.22
5. Step 5: Solve for x
   x = 124,462,681.22/14,488.96
6. Step 6: Final answer
   x = 8,590.17