Finding the Fourth Proportional to 9,715.46, 14,569.61 and 3,473.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,715.46 : 14,569.61 = 3,473.78 : x
2. Step 2: Convert to fraction form
   9,715.46/14,569.61 = 3,473.78/x
3. Step 3: Cross multiply
   9,715.46x = 14,569.61 × 3,473.78
4. Step 4: Simplify right side
   9,715.46x = 50,611,619.83
5. Step 5: Solve for x
   x = 50,611,619.83/9,715.46
6. Step 6: Final answer
   x = 5,209.39