Finding the Fourth Proportional to 3,456.83, 5,180.90 and 1,875.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,456.83 : 5,180.90 = 1,875.50 : x
2. Step 2: Convert to fraction form
   3,456.83/5,180.90 = 1,875.50/x
3. Step 3: Cross multiply
   3,456.83x = 5,180.90 × 1,875.50
4. Step 4: Simplify right side
   3,456.83x = 9,716,762.10
5. Step 5: Solve for x
   x = 9,716,762.10/3,456.83
6. Step 6: Final answer
   x = 2,810.89