Finding the Fourth Proportional to 497,111.56, 685,779.42 and 336,022.84

Step by Step Solution

1. Step 1: Write the proportion equation
   497,111.56 : 685,779.42 = 336,022.84 : x
2. Step 2: Convert to fraction form
   497,111.56/685,779.42 = 336,022.84/x
3. Step 3: Cross multiply
   497,111.56x = 685,779.42 × 336,022.84
4. Step 4: Simplify right side
   497,111.56x = 230,437,548,321.95
5. Step 5: Solve for x
   x = 230,437,548,321.95/497,111.56
6. Step 6: Final answer
   x = 463,552.99