Finding the Fourth Proportional to 1,892.65, 2,612.08 and 1,146.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892.65 : 2,612.08 = 1,146.59 : x
2. Step 2: Convert to fraction form
   1,892.65/2,612.08 = 1,146.59/x
3. Step 3: Cross multiply
   1,892.65x = 2,612.08 × 1,146.59
4. Step 4: Simplify right side
   1,892.65x = 2,994,971.75
5. Step 5: Solve for x
   x = 2,994,971.75/1,892.65
6. Step 6: Final answer
   x = 1,582.43