Finding the Fourth Proportional to 1,123.02, 1,682.73 and 1,010.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123.02 : 1,682.73 = 1,010.10 : x
2. Step 2: Convert to fraction form
   1,123.02/1,682.73 = 1,010.10/x
3. Step 3: Cross multiply
   1,123.02x = 1,682.73 × 1,010.10
4. Step 4: Simplify right side
   1,123.02x = 1,699,725.57
5. Step 5: Solve for x
   x = 1,699,725.57/1,123.02
6. Step 6: Final answer
   x = 1,513.53