Finding the Fourth Proportional to 13,069.98, 18,032.22 and 7,404.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,069.98 : 18,032.22 = 7,404.16 : x
2. Step 2: Convert to fraction form
   13,069.98/18,032.22 = 7,404.16/x
3. Step 3: Cross multiply
   13,069.98x = 18,032.22 × 7,404.16
4. Step 4: Simplify right side
   13,069.98x = 133,513,442.04
5. Step 5: Solve for x
   x = 133,513,442.04/13,069.98
6. Step 6: Final answer
   x = 10,215.28