Finding the Fourth Proportional to 9,803.08, 14,706.78 and 5,426.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,803.08 : 14,706.78 = 5,426.92 : x
2. Step 2: Convert to fraction form
   9,803.08/14,706.78 = 5,426.92/x
3. Step 3: Cross multiply
   9,803.08x = 14,706.78 × 5,426.92
4. Step 4: Simplify right side
   9,803.08x = 79,812,518.52
5. Step 5: Solve for x
   x = 79,812,518.52/9,803.08
6. Step 6: Final answer
   x = 8,141.58