Finding the Fourth Proportional to 2,084.38, 3,126.58 and 1,692.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.38 : 3,126.58 = 1,692.53 : x
2. Step 2: Convert to fraction form
   2,084.38/3,126.58 = 1,692.53/x
3. Step 3: Cross multiply
   2,084.38x = 3,126.58 × 1,692.53
4. Step 4: Simplify right side
   2,084.38x = 5,291,831.83
5. Step 5: Solve for x
   x = 5,291,831.83/2,084.38
6. Step 6: Final answer
   x = 2,538.80