Finding the Fourth Proportional to 1,404.67, 2,116.52 and 1,166.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404.67 : 2,116.52 = 1,166.53 : x
2. Step 2: Convert to fraction form
   1,404.67/2,116.52 = 1,166.53/x
3. Step 3: Cross multiply
   1,404.67x = 2,116.52 × 1,166.53
4. Step 4: Simplify right side
   1,404.67x = 2,468,984.08
5. Step 5: Solve for x
   x = 2,468,984.08/1,404.67
6. Step 6: Final answer
   x = 1,757.70