Finding the Fourth Proportional to 1,189,152.52, 1,783,788.72 and 336,285.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,189,152.52 : 1,783,788.72 = 336,285.49 : x
2. Step 2: Convert to fraction form
   1,189,152.52/1,783,788.72 = 336,285.49/x
3. Step 3: Cross multiply
   1,189,152.52x = 1,783,788.72 × 336,285.49
4. Step 4: Simplify right side
   1,189,152.52x = 599,862,263,761.67
5. Step 5: Solve for x
   x = 599,862,263,761.67/1,189,152.52
6. Step 6: Final answer
   x = 504,445.19