Finding the Fourth Proportional to 1,656.82, 2,474.15 and 1,572.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.82 : 2,474.15 = 1,572.58 : x
2. Step 2: Convert to fraction form
   1,656.82/2,474.15 = 1,572.58/x
3. Step 3: Cross multiply
   1,656.82x = 2,474.15 × 1,572.58
4. Step 4: Simplify right side
   1,656.82x = 3,890,798.81
5. Step 5: Solve for x
   x = 3,890,798.81/1,656.82
6. Step 6: Final answer
   x = 2,348.35