Finding the Fourth Proportional to 1,669.02, 2,498.87 and 845.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669.02 : 2,498.87 = 845.52 : x
2. Step 2: Convert to fraction form
   1,669.02/2,498.87 = 845.52/x
3. Step 3: Cross multiply
   1,669.02x = 2,498.87 × 845.52
4. Step 4: Simplify right side
   1,669.02x = 2,112,840.33
5. Step 5: Solve for x
   x = 2,112,840.33/1,669.02
6. Step 6: Final answer
   x = 1,265.92