Finding the Fourth Proportional to 9,443.91, 14,165.94 and 2,870.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,443.91 : 14,165.94 = 2,870.10 : x
2. Step 2: Convert to fraction form
   9,443.91/14,165.94 = 2,870.10/x
3. Step 3: Cross multiply
   9,443.91x = 14,165.94 × 2,870.10
4. Step 4: Simplify right side
   9,443.91x = 40,657,664.39
5. Step 5: Solve for x
   x = 40,657,664.39/9,443.91
6. Step 6: Final answer
   x = 4,305.17