Finding the Fourth Proportional to 1,656.27, 2,286.63 and 1,488.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.27 : 2,286.63 = 1,488.15 : x
2. Step 2: Convert to fraction form
   1,656.27/2,286.63 = 1,488.15/x
3. Step 3: Cross multiply
   1,656.27x = 2,286.63 × 1,488.15
4. Step 4: Simplify right side
   1,656.27x = 3,402,848.43
5. Step 5: Solve for x
   x = 3,402,848.43/1,656.27
6. Step 6: Final answer
   x = 2,054.53