Finding the Fourth Proportional to 9,689.41, 14,532.63 and 3,114.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,689.41 : 14,532.63 = 3,114.91 : x
2. Step 2: Convert to fraction form
   9,689.41/14,532.63 = 3,114.91/x
3. Step 3: Cross multiply
   9,689.41x = 14,532.63 × 3,114.91
4. Step 4: Simplify right side
   9,689.41x = 45,267,834.51
5. Step 5: Solve for x
   x = 45,267,834.51/9,689.41
6. Step 6: Final answer
   x = 4,671.89