Finding the Fourth Proportional to 462,322.42, 693,552.56 and 142,447.52

Step by Step Solution

1. Step 1: Write the proportion equation
   462,322.42 : 693,552.56 = 142,447.52 : x
2. Step 2: Convert to fraction form
   462,322.42/693,552.56 = 142,447.52/x
3. Step 3: Cross multiply
   462,322.42x = 693,552.56 × 142,447.52
4. Step 4: Simplify right side
   462,322.42x = 98,794,843,183.30
5. Step 5: Solve for x
   x = 98,794,843,183.30/462,322.42
6. Step 6: Final answer
   x = 213,692.52