Finding the Fourth Proportional to 10,109.04, 15,131.03 and 5,417.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,109.04 : 15,131.03 = 5,417.25 : x
2. Step 2: Convert to fraction form
   10,109.04/15,131.03 = 5,417.25/x
3. Step 3: Cross multiply
   10,109.04x = 15,131.03 × 5,417.25
4. Step 4: Simplify right side
   10,109.04x = 81,968,545.18
5. Step 5: Solve for x
   x = 81,968,545.18/10,109.04
6. Step 6: Final answer
   x = 8,108.44