Finding the Fourth Proportional to 9,444.30, 14,166.47 and 2,870.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,444.30 : 14,166.47 = 2,870.54 : x
2. Step 2: Convert to fraction form
   9,444.30/14,166.47 = 2,870.54/x
3. Step 3: Cross multiply
   9,444.30x = 14,166.47 × 2,870.54
4. Step 4: Simplify right side
   9,444.30x = 40,665,418.79
5. Step 5: Solve for x
   x = 40,665,418.79/9,444.30
6. Step 6: Final answer
   x = 4,305.82