Finding the Fourth Proportional to 1,522.14, 2,100.63 and 850.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.14 : 2,100.63 = 850.02 : x
2. Step 2: Convert to fraction form
   1,522.14/2,100.63 = 850.02/x
3. Step 3: Cross multiply
   1,522.14x = 2,100.63 × 850.02
4. Step 4: Simplify right side
   1,522.14x = 1,785,577.51
5. Step 5: Solve for x
   x = 1,785,577.51/1,522.14
6. Step 6: Final answer
   x = 1,173.07