Finding the Fourth Proportional to 9,445.71, 14,156.43 and 3,902.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,445.71 : 14,156.43 = 3,902.94 : x
2. Step 2: Convert to fraction form
   9,445.71/14,156.43 = 3,902.94/x
3. Step 3: Cross multiply
   9,445.71x = 14,156.43 × 3,902.94
4. Step 4: Simplify right side
   9,445.71x = 55,251,696.90
5. Step 5: Solve for x
   x = 55,251,696.90/9,445.71
6. Step 6: Final answer
   x = 5,849.40