Finding the Fourth Proportional to 10,001.16, 14,985.24 and 3,423.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,001.16 : 14,985.24 = 3,423.72 : x
2. Step 2: Convert to fraction form
   10,001.16/14,985.24 = 3,423.72/x
3. Step 3: Cross multiply
   10,001.16x = 14,985.24 × 3,423.72
4. Step 4: Simplify right side
   10,001.16x = 51,305,265.89
5. Step 5: Solve for x
   x = 51,305,265.89/10,001.16
6. Step 6: Final answer
   x = 5,129.93