Finding the Fourth Proportional to 2,755.98, 3,803.52 and 1,577.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,755.98 : 3,803.52 = 1,577.40 : x
2. Step 2: Convert to fraction form
   2,755.98/3,803.52 = 1,577.40/x
3. Step 3: Cross multiply
   2,755.98x = 3,803.52 × 1,577.40
4. Step 4: Simplify right side
   2,755.98x = 5,999,672.45
5. Step 5: Solve for x
   x = 5,999,672.45/2,755.98
6. Step 6: Final answer
   x = 2,176.97