Finding the Fourth Proportional to 1,360,196.10, 2,038,544.55 and 827,151.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360,196.10 : 2,038,544.55 = 827,151.30 : x
2. Step 2: Convert to fraction form
   1,360,196.10/2,038,544.55 = 827,151.30/x
3. Step 3: Cross multiply
   1,360,196.10x = 2,038,544.55 × 827,151.30
4. Step 4: Simplify right side
   1,360,196.10x = 1,686,184,774,640.42
5. Step 5: Solve for x
   x = 1,686,184,774,640.42/1,360,196.10
6. Step 6: Final answer
   x = 1,239,663.00