Finding the Fourth Proportional to 1,670.86, 2,306.83 and 1,073.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,670.86 : 2,306.83 = 1,073.62 : x
2. Step 2: Convert to fraction form
   1,670.86/2,306.83 = 1,073.62/x
3. Step 3: Cross multiply
   1,670.86x = 2,306.83 × 1,073.62
4. Step 4: Simplify right side
   1,670.86x = 2,476,654.40
5. Step 5: Solve for x
   x = 2,476,654.40/1,670.86
6. Step 6: Final answer
   x = 1,482.27