Finding the Fourth Proportional to 1,683.54, 2,526.61 and 1,167.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,683.54 : 2,526.61 = 1,167.15 : x
2. Step 2: Convert to fraction form
   1,683.54/2,526.61 = 1,167.15/x
3. Step 3: Cross multiply
   1,683.54x = 2,526.61 × 1,167.15
4. Step 4: Simplify right side
   1,683.54x = 2,948,941.61
5. Step 5: Solve for x
   x = 2,948,941.61/1,683.54
6. Step 6: Final answer
   x = 1,751.63