Finding the Fourth Proportional to 10,156.04, 14,014.98 and 5,680.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,156.04 : 14,014.98 = 5,680.28 : x
2. Step 2: Convert to fraction form
   10,156.04/14,014.98 = 5,680.28/x
3. Step 3: Cross multiply
   10,156.04x = 14,014.98 × 5,680.28
4. Step 4: Simplify right side
   10,156.04x = 79,609,010.59
5. Step 5: Solve for x
   x = 79,609,010.59/10,156.04
6. Step 6: Final answer
   x = 7,838.59