Finding the Fourth Proportional to 460,633.30, 635,665.53 and 259,429.30

Step by Step Solution

1. Step 1: Write the proportion equation
   460,633.30 : 635,665.53 = 259,429.30 : x
2. Step 2: Convert to fraction form
   460,633.30/635,665.53 = 259,429.30/x
3. Step 3: Cross multiply
   460,633.30x = 635,665.53 × 259,429.30
4. Step 4: Simplify right side
   460,633.30x = 164,910,263,482.03
5. Step 5: Solve for x
   x = 164,910,263,482.03/460,633.30
6. Step 6: Final answer
   x = 358,007.69