Finding the Fourth Proportional to 1,732.86, 2,391.44 and 1,070.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,732.86 : 2,391.44 = 1,070.10 : x
2. Step 2: Convert to fraction form
   1,732.86/2,391.44 = 1,070.10/x
3. Step 3: Cross multiply
   1,732.86x = 2,391.44 × 1,070.10
4. Step 4: Simplify right side
   1,732.86x = 2,559,074.59
5. Step 5: Solve for x
   x = 2,559,074.59/1,732.86
6. Step 6: Final answer
   x = 1,476.79