Finding the Fourth Proportional to 1,401.14, 2,100.98 and 523.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.14 : 2,100.98 = 523.61 : x
2. Step 2: Convert to fraction form
   1,401.14/2,100.98 = 523.61/x
3. Step 3: Cross multiply
   1,401.14x = 2,100.98 × 523.61
4. Step 4: Simplify right side
   1,401.14x = 1,100,081.01
5. Step 5: Solve for x
   x = 1,100,081.01/1,401.14
6. Step 6: Final answer
   x = 785.14