Finding the Fourth Proportional to 425,196.58, 586,796.52 and 243,907.24

Step by Step Solution

1. Step 1: Write the proportion equation
   425,196.58 : 586,796.52 = 243,907.24 : x
2. Step 2: Convert to fraction form
   425,196.58/586,796.52 = 243,907.24/x
3. Step 3: Cross multiply
   425,196.58x = 586,796.52 × 243,907.24
4. Step 4: Simplify right side
   425,196.58x = 143,123,919,634.81
5. Step 5: Solve for x
   x = 143,123,919,634.81/425,196.58
6. Step 6: Final answer
   x = 336,606.47