Finding the Fourth Proportional to 10,645.46, 14,690.88 and 5,929.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,645.46 : 14,690.88 = 5,929.74 : x
2. Step 2: Convert to fraction form
   10,645.46/14,690.88 = 5,929.74/x
3. Step 3: Cross multiply
   10,645.46x = 14,690.88 × 5,929.74
4. Step 4: Simplify right side
   10,645.46x = 87,113,098.77
5. Step 5: Solve for x
   x = 87,113,098.77/10,645.46
6. Step 6: Final answer
   x = 8,183.12