Finding the Fourth Proportional to 2,616.86, 3,924.86 and 973.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616.86 : 3,924.86 = 973.02 : x
2. Step 2: Convert to fraction form
   2,616.86/3,924.86 = 973.02/x
3. Step 3: Cross multiply
   2,616.86x = 3,924.86 × 973.02
4. Step 4: Simplify right side
   2,616.86x = 3,818,967.28
5. Step 5: Solve for x
   x = 3,818,967.28/2,616.86
6. Step 6: Final answer
   x = 1,459.37