Finding the Fourth Proportional to 1,401.10, 1,933.14 and 904.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.10 : 1,933.14 = 904.46 : x
2. Step 2: Convert to fraction form
   1,401.10/1,933.14 = 904.46/x
3. Step 3: Cross multiply
   1,401.10x = 1,933.14 × 904.46
4. Step 4: Simplify right side
   1,401.10x = 1,748,447.80
5. Step 5: Solve for x
   x = 1,748,447.80/1,401.10
6. Step 6: Final answer
   x = 1,247.91