Finding the Fourth Proportional to 6,711.12, 10,066.52 and 1,781.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,711.12 : 10,066.52 = 1,781.10 : x
2. Step 2: Convert to fraction form
   6,711.12/10,066.52 = 1,781.10/x
3. Step 3: Cross multiply
   6,711.12x = 10,066.52 × 1,781.10
4. Step 4: Simplify right side
   6,711.12x = 17,929,478.77
5. Step 5: Solve for x
   x = 17,929,478.77/6,711.12
6. Step 6: Final answer
   x = 2,671.61