Finding the Fourth Proportional to 2,735.98, 3,776.34 and 1,557.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,735.98 : 3,776.34 = 1,557.43 : x
2. Step 2: Convert to fraction form
   2,735.98/3,776.34 = 1,557.43/x
3. Step 3: Cross multiply
   2,735.98x = 3,776.34 × 1,557.43
4. Step 4: Simplify right side
   2,735.98x = 5,881,385.21
5. Step 5: Solve for x
   x = 5,881,385.21/2,735.98
6. Step 6: Final answer
   x = 2,149.64