Finding the Fourth Proportional to 1,168.34, 1,612.23 and 670.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,168.34 : 1,612.23 = 670.62 : x
2. Step 2: Convert to fraction form
   1,168.34/1,612.23 = 670.62/x
3. Step 3: Cross multiply
   1,168.34x = 1,612.23 × 670.62
4. Step 4: Simplify right side
   1,168.34x = 1,081,199.10
5. Step 5: Solve for x
   x = 1,081,199.10/1,168.34
6. Step 6: Final answer
   x = 925.42