Finding the Fourth Proportional to 2,043.72, 3,066.80 and 1,070.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.72 : 3,066.80 = 1,070.10 : x
2. Step 2: Convert to fraction form
   2,043.72/3,066.80 = 1,070.10/x
3. Step 3: Cross multiply
   2,043.72x = 3,066.80 × 1,070.10
4. Step 4: Simplify right side
   2,043.72x = 3,281,777.33
5. Step 5: Solve for x
   x = 3,281,777.33/2,043.72
6. Step 6: Final answer
   x = 1,605.79