Finding the Fourth Proportional to 1,485.73, 2,050.77 and 925.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,485.73 : 2,050.77 = 925.86 : x
2. Step 2: Convert to fraction form
   1,485.73/2,050.77 = 925.86/x
3. Step 3: Cross multiply
   1,485.73x = 2,050.77 × 925.86
4. Step 4: Simplify right side
   1,485.73x = 1,898,725.91
5. Step 5: Solve for x
   x = 1,898,725.91/1,485.73
6. Step 6: Final answer
   x = 1,277.98