Finding the Fourth Proportional to 2,406.93, 3,608.22 and 947.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.93 : 3,608.22 = 947.10 : x
2. Step 2: Convert to fraction form
   2,406.93/3,608.22 = 947.10/x
3. Step 3: Cross multiply
   2,406.93x = 3,608.22 × 947.10
4. Step 4: Simplify right side
   2,406.93x = 3,417,345.16
5. Step 5: Solve for x
   x = 3,417,345.16/2,406.93
6. Step 6: Final answer
   x = 1,419.79