Finding the Fourth Proportional to 1,666.01, 2,500.56 and 844.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666.01 : 2,500.56 = 844.88 : x
2. Step 2: Convert to fraction form
   1,666.01/2,500.56 = 844.88/x
3. Step 3: Cross multiply
   1,666.01x = 2,500.56 × 844.88
4. Step 4: Simplify right side
   1,666.01x = 2,112,660.63
5. Step 5: Solve for x
   x = 2,112,660.63/1,666.01
6. Step 6: Final answer
   x = 1,268.09