Finding the Fourth Proportional to 2,071.85, 3,105.69 and 1,030.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071.85 : 3,105.69 = 1,030.25 : x
2. Step 2: Convert to fraction form
   2,071.85/3,105.69 = 1,030.25/x
3. Step 3: Cross multiply
   2,071.85x = 3,105.69 × 1,030.25
4. Step 4: Simplify right side
   2,071.85x = 3,199,637.12
5. Step 5: Solve for x
   x = 3,199,637.12/2,071.85
6. Step 6: Final answer
   x = 1,544.34