Finding the Fourth Proportional to 2,373.54, 3,561.59 and 987.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,373.54 : 3,561.59 = 987.83 : x
2. Step 2: Convert to fraction form
   2,373.54/3,561.59 = 987.83/x
3. Step 3: Cross multiply
   2,373.54x = 3,561.59 × 987.83
4. Step 4: Simplify right side
   2,373.54x = 3,518,256.82
5. Step 5: Solve for x
   x = 3,518,256.82/2,373.54
6. Step 6: Final answer
   x = 1,482.28