Finding the Fourth Proportional to 262,464.66, 393,066.29 and 149,803.31

Step by Step Solution

1. Step 1: Write the proportion equation
   262,464.66 : 393,066.29 = 149,803.31 : x
2. Step 2: Convert to fraction form
   262,464.66/393,066.29 = 149,803.31/x
3. Step 3: Cross multiply
   262,464.66x = 393,066.29 × 149,803.31
4. Step 4: Simplify right side
   262,464.66x = 58,882,632,648.59
5. Step 5: Solve for x
   x = 58,882,632,648.59/262,464.66
6. Step 6: Final answer
   x = 224,344.99