Finding the Fourth Proportional to 1,112.11, 1,666.00 and 625.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112.11 : 1,666.00 = 625.48 : x
2. Step 2: Convert to fraction form
   1,112.11/1,666.00 = 625.48/x
3. Step 3: Cross multiply
   1,112.11x = 1,666.00 × 625.48
4. Step 4: Simplify right side
   1,112.11x = 1,042,038.22
5. Step 5: Solve for x
   x = 1,042,038.22/1,112.11
6. Step 6: Final answer
   x = 937.00