Finding the Fourth Proportional to 1,662.15, 2,294.24 and 1,164.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.15 : 2,294.24 = 1,164.93 : x
2. Step 2: Convert to fraction form
   1,662.15/2,294.24 = 1,164.93/x
3. Step 3: Cross multiply
   1,662.15x = 2,294.24 × 1,164.93
4. Step 4: Simplify right side
   1,662.15x = 2,672,623.18
5. Step 5: Solve for x
   x = 2,672,623.18/1,662.15
6. Step 6: Final answer
   x = 1,607.93