Finding the Fourth Proportional to 400,216.32, 600,462.72 and 151,038.72

Step by Step Solution

1. Step 1: Write the proportion equation
   400,216.32 : 600,462.72 = 151,038.72 : x
2. Step 2: Convert to fraction form
   400,216.32/600,462.72 = 151,038.72/x
3. Step 3: Cross multiply
   400,216.32x = 600,462.72 × 151,038.72
4. Step 4: Simplify right side
   400,216.32x = 90,693,120,636.52
5. Step 5: Solve for x
   x = 90,693,120,636.52/400,216.32
6. Step 6: Final answer
   x = 226,610.25