Finding the Fourth Proportional to 1,084.02, 1,625.58 and 314.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,084.02 : 1,625.58 = 314.34 : x
2. Step 2: Convert to fraction form
   1,084.02/1,625.58 = 314.34/x
3. Step 3: Cross multiply
   1,084.02x = 1,625.58 × 314.34
4. Step 4: Simplify right side
   1,084.02x = 510,984.82
5. Step 5: Solve for x
   x = 510,984.82/1,084.02
6. Step 6: Final answer
   x = 471.38