Finding the Fourth Proportional to 9,210.56, 13,806.32 and 4,276.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,210.56 : 13,806.32 = 4,276.17 : x
2. Step 2: Convert to fraction form
   9,210.56/13,806.32 = 4,276.17/x
3. Step 3: Cross multiply
   9,210.56x = 13,806.32 × 4,276.17
4. Step 4: Simplify right side
   9,210.56x = 59,038,150.01
5. Step 5: Solve for x
   x = 59,038,150.01/9,210.56
6. Step 6: Final answer
   x = 6,409.84