Finding the Fourth Proportional to 10,595.12, 14,621.86 and 6,404.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,595.12 : 14,621.86 = 6,404.72 : x
2. Step 2: Convert to fraction form
   10,595.12/14,621.86 = 6,404.72/x
3. Step 3: Cross multiply
   10,595.12x = 14,621.86 × 6,404.72
4. Step 4: Simplify right side
   10,595.12x = 93,648,919.18
5. Step 5: Solve for x
   x = 93,648,919.18/10,595.12
6. Step 6: Final answer
   x = 8,838.87