Finding the Fourth Proportional to 1,733.56, 2,392.32 and 987.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,733.56 : 2,392.32 = 987.55 : x
2. Step 2: Convert to fraction form
   1,733.56/2,392.32 = 987.55/x
3. Step 3: Cross multiply
   1,733.56x = 2,392.32 × 987.55
4. Step 4: Simplify right side
   1,733.56x = 2,362,541.60
5. Step 5: Solve for x
   x = 2,362,541.60/1,733.56
6. Step 6: Final answer
   x = 1,362.82