Finding the Fourth Proportional to 3,196.31, 4,410.99 and 1,870.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.31 : 4,410.99 = 1,870.07 : x
2. Step 2: Convert to fraction form
   3,196.31/4,410.99 = 1,870.07/x
3. Step 3: Cross multiply
   3,196.31x = 4,410.99 × 1,870.07
4. Step 4: Simplify right side
   3,196.31x = 8,248,838.01
5. Step 5: Solve for x
   x = 8,248,838.01/3,196.31
6. Step 6: Final answer
   x = 2,580.74