Finding the Fourth Proportional to 14,047.61, 21,071.34 and 5,727.59

Step by Step Solution

1. Step 1: Write the proportion equation
   14,047.61 : 21,071.34 = 5,727.59 : x
2. Step 2: Convert to fraction form
   14,047.61/21,071.34 = 5,727.59/x
3. Step 3: Cross multiply
   14,047.61x = 21,071.34 × 5,727.59
4. Step 4: Simplify right side
   14,047.61x = 120,688,088.46
5. Step 5: Solve for x
   x = 120,688,088.46/14,047.61
6. Step 6: Final answer
   x = 8,591.36