Finding the Fourth Proportional to 2,617.90, 3,927.52 and 974.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,617.90 : 3,927.52 = 974.50 : x
2. Step 2: Convert to fraction form
   2,617.90/3,927.52 = 974.50/x
3. Step 3: Cross multiply
   2,617.90x = 3,927.52 × 974.50
4. Step 4: Simplify right side
   2,617.90x = 3,827,368.24
5. Step 5: Solve for x
   x = 3,827,368.24/2,617.90
6. Step 6: Final answer
   x = 1,462.00