Finding the Fourth Proportional to 2,061.32, 2,844.59 and 1,210.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.32 : 2,844.59 = 1,210.77 : x
2. Step 2: Convert to fraction form
   2,061.32/2,844.59 = 1,210.77/x
3. Step 3: Cross multiply
   2,061.32x = 2,844.59 × 1,210.77
4. Step 4: Simplify right side
   2,061.32x = 3,444,138.18
5. Step 5: Solve for x
   x = 3,444,138.18/2,061.32
6. Step 6: Final answer
   x = 1,670.85