Finding the Fourth Proportional to 1,401.95, 2,101.59 and 524.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.95 : 2,101.59 = 524.22 : x
2. Step 2: Convert to fraction form
   1,401.95/2,101.59 = 524.22/x
3. Step 3: Cross multiply
   1,401.95x = 2,101.59 × 524.22
4. Step 4: Simplify right side
   1,401.95x = 1,101,687.63
5. Step 5: Solve for x
   x = 1,101,687.63/1,401.95
6. Step 6: Final answer
   x = 785.82