Finding the Fourth Proportional to 2,955.49, 4,432.52 and 874.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,955.49 : 4,432.52 = 874.93 : x
2. Step 2: Convert to fraction form
   2,955.49/4,432.52 = 874.93/x
3. Step 3: Cross multiply
   2,955.49x = 4,432.52 × 874.93
4. Step 4: Simplify right side
   2,955.49x = 3,878,144.72
5. Step 5: Solve for x
   x = 3,878,144.72/2,955.49
6. Step 6: Final answer
   x = 1,312.18