Finding the Fourth Proportional to 1,298.83, 1,938.83 and 1,202.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298.83 : 1,938.83 = 1,202.48 : x
2. Step 2: Convert to fraction form
   1,298.83/1,938.83 = 1,202.48/x
3. Step 3: Cross multiply
   1,298.83x = 1,938.83 × 1,202.48
4. Step 4: Simplify right side
   1,298.83x = 2,331,404.30
5. Step 5: Solve for x
   x = 2,331,404.30/1,298.83
6. Step 6: Final answer
   x = 1,795.00