Finding the Fourth Proportional to 2,292.02, 3,164.43 and 1,507.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,292.02 : 3,164.43 = 1,507.40 : x
2. Step 2: Convert to fraction form
   2,292.02/3,164.43 = 1,507.40/x
3. Step 3: Cross multiply
   2,292.02x = 3,164.43 × 1,507.40
4. Step 4: Simplify right side
   2,292.02x = 4,770,061.78
5. Step 5: Solve for x
   x = 4,770,061.78/2,292.02
6. Step 6: Final answer
   x = 2,081.16