Finding the Fourth Proportional to 10,646.01, 14,698.89 and 7,119.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,646.01 : 14,698.89 = 7,119.45 : x
2. Step 2: Convert to fraction form
   10,646.01/14,698.89 = 7,119.45/x
3. Step 3: Cross multiply
   10,646.01x = 14,698.89 × 7,119.45
4. Step 4: Simplify right side
   10,646.01x = 104,648,012.41
5. Step 5: Solve for x
   x = 104,648,012.41/10,646.01
6. Step 6: Final answer
   x = 9,829.79