Finding the Fourth Proportional to 9,042.16, 13,588.72 and 5,346.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,042.16 : 13,588.72 = 5,346.12 : x
2. Step 2: Convert to fraction form
   9,042.16/13,588.72 = 5,346.12/x
3. Step 3: Cross multiply
   9,042.16x = 13,588.72 × 5,346.12
4. Step 4: Simplify right side
   9,042.16x = 72,646,927.77
5. Step 5: Solve for x
   x = 72,646,927.77/9,042.16
6. Step 6: Final answer
   x = 8,034.24