Finding the Fourth Proportional to 456,410.71, 629,798.32 and 252,429.22

Step by Step Solution

1. Step 1: Write the proportion equation
   456,410.71 : 629,798.32 = 252,429.22 : x
2. Step 2: Convert to fraction form
   456,410.71/629,798.32 = 252,429.22/x
3. Step 3: Cross multiply
   456,410.71x = 629,798.32 × 252,429.22
4. Step 4: Simplify right side
   456,410.71x = 158,979,499,777.70
5. Step 5: Solve for x
   x = 158,979,499,777.70/456,410.71
6. Step 6: Final answer
   x = 348,325.52