Finding the Fourth Proportional to 1,684.06, 2,523.98 and 902.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,684.06 : 2,523.98 = 902.12 : x
2. Step 2: Convert to fraction form
   1,684.06/2,523.98 = 902.12/x
3. Step 3: Cross multiply
   1,684.06x = 2,523.98 × 902.12
4. Step 4: Simplify right side
   1,684.06x = 2,276,932.84
5. Step 5: Solve for x
   x = 2,276,932.84/1,684.06
6. Step 6: Final answer
   x = 1,352.05