Finding the Fourth Proportional to 1,887.50, 2,604.77 and 1,048.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,887.50 : 2,604.77 = 1,048.22 : x
2. Step 2: Convert to fraction form
   1,887.50/2,604.77 = 1,048.22/x
3. Step 3: Cross multiply
   1,887.50x = 2,604.77 × 1,048.22
4. Step 4: Simplify right side
   1,887.50x = 2,730,380.56
5. Step 5: Solve for x
   x = 2,730,380.56/1,887.50
6. Step 6: Final answer
   x = 1,446.56