Finding the Fourth Proportional to 950,853.32, 1,425,978.56 and 311,009.10

Step by Step Solution

1. Step 1: Write the proportion equation
   950,853.32 : 1,425,978.56 = 311,009.10 : x
2. Step 2: Convert to fraction form
   950,853.32/1,425,978.56 = 311,009.10/x
3. Step 3: Cross multiply
   950,853.32x = 1,425,978.56 × 311,009.10
4. Step 4: Simplify right side
   950,853.32x = 443,492,307,009.85
5. Step 5: Solve for x
   x = 443,492,307,009.85/950,853.32
6. Step 6: Final answer
   x = 466,415.06