Finding the Fourth Proportional to 1,923.93, 2,653.20 and 1,782.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,923.93 : 2,653.20 = 1,782.45 : x
2. Step 2: Convert to fraction form
   1,923.93/2,653.20 = 1,782.45/x
3. Step 3: Cross multiply
   1,923.93x = 2,653.20 × 1,782.45
4. Step 4: Simplify right side
   1,923.93x = 4,729,196.34
5. Step 5: Solve for x
   x = 4,729,196.34/1,923.93
6. Step 6: Final answer
   x = 2,458.09