Finding the Fourth Proportional to 10,152.72, 14,006.51 and 7,910.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,152.72 : 14,006.51 = 7,910.71 : x
2. Step 2: Convert to fraction form
   10,152.72/14,006.51 = 7,910.71/x
3. Step 3: Cross multiply
   10,152.72x = 14,006.51 × 7,910.71
4. Step 4: Simplify right side
   10,152.72x = 110,801,383.52
5. Step 5: Solve for x
   x = 110,801,383.52/10,152.72
6. Step 6: Final answer
   x = 10,913.47