Finding the Fourth Proportional to 1,618.95, 2,426.10 and 924.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,618.95 : 2,426.10 = 924.18 : x
2. Step 2: Convert to fraction form
   1,618.95/2,426.10 = 924.18/x
3. Step 3: Cross multiply
   1,618.95x = 2,426.10 × 924.18
4. Step 4: Simplify right side
   1,618.95x = 2,242,153.10
5. Step 5: Solve for x
   x = 2,242,153.10/1,618.95
6. Step 6: Final answer
   x = 1,384.94