Finding the Fourth Proportional to 1,941.87, 2,909.89 and 1,577.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941.87 : 2,909.89 = 1,577.37 : x
2. Step 2: Convert to fraction form
   1,941.87/2,909.89 = 1,577.37/x
3. Step 3: Cross multiply
   1,941.87x = 2,909.89 × 1,577.37
4. Step 4: Simplify right side
   1,941.87x = 4,589,973.19
5. Step 5: Solve for x
   x = 4,589,973.19/1,941.87
6. Step 6: Final answer
   x = 2,363.69