Finding the Fourth Proportional to 1,844.25, 2,547.23 and 1,222.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,844.25 : 2,547.23 = 1,222.17 : x
2. Step 2: Convert to fraction form
   1,844.25/2,547.23 = 1,222.17/x
3. Step 3: Cross multiply
   1,844.25x = 2,547.23 × 1,222.17
4. Step 4: Simplify right side
   1,844.25x = 3,113,141.98
5. Step 5: Solve for x
   x = 3,113,141.98/1,844.25
6. Step 6: Final answer
   x = 1,688.03