Finding the Fourth Proportional to 2,066.62, 2,848.86 and 1,507.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.62 : 2,848.86 = 1,507.72 : x
2. Step 2: Convert to fraction form
   2,066.62/2,848.86 = 1,507.72/x
3. Step 3: Cross multiply
   2,066.62x = 2,848.86 × 1,507.72
4. Step 4: Simplify right side
   2,066.62x = 4,295,283.20
5. Step 5: Solve for x
   x = 4,295,283.20/2,066.62
6. Step 6: Final answer
   x = 2,078.41