Finding the Fourth Proportional to 1,956.71, 2,700.23 and 1,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,956.71 : 2,700.23 = 1,072.50 : x
2. Step 2: Convert to fraction form
   1,956.71/2,700.23 = 1,072.50/x
3. Step 3: Cross multiply
   1,956.71x = 2,700.23 × 1,072.50
4. Step 4: Simplify right side
   1,956.71x = 2,895,991.31
5. Step 5: Solve for x
   x = 2,895,991.31/1,956.71
6. Step 6: Final answer
   x = 1,480.03