Finding the Fourth Proportional to 460,443.60, 635,402.56 and 256,494.24

Step by Step Solution

1. Step 1: Write the proportion equation
   460,443.60 : 635,402.56 = 256,494.24 : x
2. Step 2: Convert to fraction form
   460,443.60/635,402.56 = 256,494.24/x
3. Step 3: Cross multiply
   460,443.60x = 635,402.56 × 256,494.24
4. Step 4: Simplify right side
   460,443.60x = 162,977,096,721.25
5. Step 5: Solve for x
   x = 162,977,096,721.25/460,443.60
6. Step 6: Final answer
   x = 353,956.70