Finding the Fourth Proportional to 2,315.10, 3,195.06 and 1,570.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315.10 : 3,195.06 = 1,570.62 : x
2. Step 2: Convert to fraction form
   2,315.10/3,195.06 = 1,570.62/x
3. Step 3: Cross multiply
   2,315.10x = 3,195.06 × 1,570.62
4. Step 4: Simplify right side
   2,315.10x = 5,018,225.14
5. Step 5: Solve for x
   x = 5,018,225.14/2,315.10
6. Step 6: Final answer
   x = 2,167.61