Finding the Fourth Proportional to 2,655.89, 3,983.82 and 924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,655.89 : 3,983.82 = 924.50 : x
2. Step 2: Convert to fraction form
   2,655.89/3,983.82 = 924.50/x
3. Step 3: Cross multiply
   2,655.89x = 3,983.82 × 924.50
4. Step 4: Simplify right side
   2,655.89x = 3,683,041.59
5. Step 5: Solve for x
   x = 3,683,041.59/2,655.89
6. Step 6: Final answer
   x = 1,386.74