Finding the Fourth Proportional to 12,887.33, 19,333.76 and 4,002.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,887.33 : 19,333.76 = 4,002.48 : x
2. Step 2: Convert to fraction form
   12,887.33/19,333.76 = 4,002.48/x
3. Step 3: Cross multiply
   12,887.33x = 19,333.76 × 4,002.48
4. Step 4: Simplify right side
   12,887.33x = 77,382,967.71
5. Step 5: Solve for x
   x = 77,382,967.71/12,887.33
6. Step 6: Final answer
   x = 6,004.58