Finding the Fourth Proportional to 10,071.48, 15,109.36 and 4,224.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,071.48 : 15,109.36 = 4,224.72 : x
2. Step 2: Convert to fraction form
   10,071.48/15,109.36 = 4,224.72/x
3. Step 3: Cross multiply
   10,071.48x = 15,109.36 × 4,224.72
4. Step 4: Simplify right side
   10,071.48x = 63,832,815.38
5. Step 5: Solve for x
   x = 63,832,815.38/10,071.48
6. Step 6: Final answer
   x = 6,337.98