Finding the Fourth Proportional to 1,401.52, 1,933.29 and 1,236.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.52 : 1,933.29 = 1,236.13 : x
2. Step 2: Convert to fraction form
   1,401.52/1,933.29 = 1,236.13/x
3. Step 3: Cross multiply
   1,401.52x = 1,933.29 × 1,236.13
4. Step 4: Simplify right side
   1,401.52x = 2,389,797.77
5. Step 5: Solve for x
   x = 2,389,797.77/1,401.52
6. Step 6: Final answer
   x = 1,705.15