Finding the Fourth Proportional to 1,673.19, 2,512.71 and 1,607.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,673.19 : 2,512.71 = 1,607.07 : x
2. Step 2: Convert to fraction form
   1,673.19/2,512.71 = 1,607.07/x
3. Step 3: Cross multiply
   1,673.19x = 2,512.71 × 1,607.07
4. Step 4: Simplify right side
   1,673.19x = 4,038,100.86
5. Step 5: Solve for x
   x = 4,038,100.86/1,673.19
6. Step 6: Final answer
   x = 2,413.41