Finding the Fourth Proportional to 10,128.93, 13,979.16 and 5,937.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,128.93 : 13,979.16 = 5,937.18 : x
2. Step 2: Convert to fraction form
   10,128.93/13,979.16 = 5,937.18/x
3. Step 3: Cross multiply
   10,128.93x = 13,979.16 × 5,937.18
4. Step 4: Simplify right side
   10,128.93x = 82,996,789.17
5. Step 5: Solve for x
   x = 82,996,789.17/10,128.93
6. Step 6: Final answer
   x = 8,194.03