Finding the Fourth Proportional to 10,645.51, 14,690.61 and 5,929.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,645.51 : 14,690.61 = 5,929.69 : x
2. Step 2: Convert to fraction form
   10,645.51/14,690.61 = 5,929.69/x
3. Step 3: Cross multiply
   10,645.51x = 14,690.61 × 5,929.69
4. Step 4: Simplify right side
   10,645.51x = 87,110,726.48
5. Step 5: Solve for x
   x = 87,110,726.48/10,645.51
6. Step 6: Final answer
   x = 8,182.86