Finding the Fourth Proportional to 1,592.00, 2,388.89 and 618.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,592.00 : 2,388.89 = 618.92 : x
2. Step 2: Convert to fraction form
   1,592.00/2,388.89 = 618.92/x
3. Step 3: Cross multiply
   1,592.00x = 2,388.89 × 618.92
4. Step 4: Simplify right side
   1,592.00x = 1,478,521.40
5. Step 5: Solve for x
   x = 1,478,521.40/1,592.00
6. Step 6: Final answer
   x = 928.72