Finding the Fourth Proportional to 2,411.88, 3,334.50 and 1,887.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.88 : 3,334.50 = 1,887.72 : x
2. Step 2: Convert to fraction form
   2,411.88/3,334.50 = 1,887.72/x
3. Step 3: Cross multiply
   2,411.88x = 3,334.50 × 1,887.72
4. Step 4: Simplify right side
   2,411.88x = 6,294,602.34
5. Step 5: Solve for x
   x = 6,294,602.34/2,411.88
6. Step 6: Final answer
   x = 2,609.83