Finding the Fourth Proportional to 2,618.52, 3,929.50 and 975.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618.52 : 3,929.50 = 975.08 : x
2. Step 2: Convert to fraction form
   2,618.52/3,929.50 = 975.08/x
3. Step 3: Cross multiply
   2,618.52x = 3,929.50 × 975.08
4. Step 4: Simplify right side
   2,618.52x = 3,831,576.86
5. Step 5: Solve for x
   x = 3,831,576.86/2,618.52
6. Step 6: Final answer
   x = 1,463.26