Finding the Fourth Proportional to 2,664.76, 3,997.28 and 933.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.76 : 3,997.28 = 933.52 : x
2. Step 2: Convert to fraction form
   2,664.76/3,997.28 = 933.52/x
3. Step 3: Cross multiply
   2,664.76x = 3,997.28 × 933.52
4. Step 4: Simplify right side
   2,664.76x = 3,731,540.83
5. Step 5: Solve for x
   x = 3,731,540.83/2,664.76
6. Step 6: Final answer
   x = 1,400.33