Finding the Fourth Proportional to 9,437.72, 14,156.64 and 2,863.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,437.72 : 14,156.64 = 2,863.98 : x
2. Step 2: Convert to fraction form
   9,437.72/14,156.64 = 2,863.98/x
3. Step 3: Cross multiply
   9,437.72x = 14,156.64 × 2,863.98
4. Step 4: Simplify right side
   9,437.72x = 40,544,333.83
5. Step 5: Solve for x
   x = 40,544,333.83/9,437.72
6. Step 6: Final answer
   x = 4,295.99