Finding the Fourth Proportional to 1,850.02, 2,553.04 and 1,010.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,850.02 : 2,553.04 = 1,010.72 : x
2. Step 2: Convert to fraction form
   1,850.02/2,553.04 = 1,010.72/x
3. Step 3: Cross multiply
   1,850.02x = 2,553.04 × 1,010.72
4. Step 4: Simplify right side
   1,850.02x = 2,580,408.59
5. Step 5: Solve for x
   x = 2,580,408.59/1,850.02
6. Step 6: Final answer
   x = 1,394.80