Finding the Fourth Proportional to 2,713.86, 4,070.43 and 1,069.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,713.86 : 4,070.43 = 1,069.98 : x
2. Step 2: Convert to fraction form
   2,713.86/4,070.43 = 1,069.98/x
3. Step 3: Cross multiply
   2,713.86x = 4,070.43 × 1,069.98
4. Step 4: Simplify right side
   2,713.86x = 4,355,278.69
5. Step 5: Solve for x
   x = 4,355,278.69/2,713.86
6. Step 6: Final answer
   x = 1,604.83