Finding the Fourth Proportional to 1,700.69, 2,346.67 and 1,070.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,700.69 : 2,346.67 = 1,070.12 : x
2. Step 2: Convert to fraction form
   1,700.69/2,346.67 = 1,070.12/x
3. Step 3: Cross multiply
   1,700.69x = 2,346.67 × 1,070.12
4. Step 4: Simplify right side
   1,700.69x = 2,511,221.69
5. Step 5: Solve for x
   x = 2,511,221.69/1,700.69
6. Step 6: Final answer
   x = 1,476.59