Finding the Fourth Proportional to 13,068.52, 18,033.25 and 7,402.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,068.52 : 18,033.25 = 7,402.13 : x
2. Step 2: Convert to fraction form
   13,068.52/18,033.25 = 7,402.13/x
3. Step 3: Cross multiply
   13,068.52x = 18,033.25 × 7,402.13
4. Step 4: Simplify right side
   13,068.52x = 133,484,460.82
5. Step 5: Solve for x
   x = 133,484,460.82/13,068.52
6. Step 6: Final answer
   x = 10,214.20