Finding the Fourth Proportional to 1,852.29, 2,781.18 and 1,819.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,852.29 : 2,781.18 = 1,819.50 : x
2. Step 2: Convert to fraction form
   1,852.29/2,781.18 = 1,819.50/x
3. Step 3: Cross multiply
   1,852.29x = 2,781.18 × 1,819.50
4. Step 4: Simplify right side
   1,852.29x = 5,060,357.01
5. Step 5: Solve for x
   x = 5,060,357.01/1,852.29
6. Step 6: Final answer
   x = 2,731.95