Finding the Fourth Proportional to 10,860.48, 14,994.72 and 7,322.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,860.48 : 14,994.72 = 7,322.40 : x
2. Step 2: Convert to fraction form
   10,860.48/14,994.72 = 7,322.40/x
3. Step 3: Cross multiply
   10,860.48x = 14,994.72 × 7,322.40
4. Step 4: Simplify right side
   10,860.48x = 109,797,337.73
5. Step 5: Solve for x
   x = 109,797,337.73/10,860.48
6. Step 6: Final answer
   x = 10,109.81