Finding the Fourth Proportional to 2,071.35, 2,858.22 and 1,232.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071.35 : 2,858.22 = 1,232.10 : x
2. Step 2: Convert to fraction form
   2,071.35/2,858.22 = 1,232.10/x
3. Step 3: Cross multiply
   2,071.35x = 2,858.22 × 1,232.10
4. Step 4: Simplify right side
   2,071.35x = 3,521,612.86
5. Step 5: Solve for x
   x = 3,521,612.86/2,071.35
6. Step 6: Final answer
   x = 1,700.15