Finding the Fourth Proportional to 10,702.79, 14,769.89 and 5,987.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,702.79 : 14,769.89 = 5,987.07 : x
2. Step 2: Convert to fraction form
   10,702.79/14,769.89 = 5,987.07/x
3. Step 3: Cross multiply
   10,702.79x = 14,769.89 × 5,987.07
4. Step 4: Simplify right side
   10,702.79x = 88,428,335.39
5. Step 5: Solve for x
   x = 88,428,335.39/10,702.79
6. Step 6: Final answer
   x = 8,262.18