Finding the Fourth Proportional to 2,618.08, 3,925.74 and 1,156.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618.08 : 3,925.74 = 1,156.54 : x
2. Step 2: Convert to fraction form
   2,618.08/3,925.74 = 1,156.54/x
3. Step 3: Cross multiply
   2,618.08x = 3,925.74 × 1,156.54
4. Step 4: Simplify right side
   2,618.08x = 4,540,275.34
5. Step 5: Solve for x
   x = 4,540,275.34/2,618.08
6. Step 6: Final answer
   x = 1,734.20