Finding the Fourth Proportional to 3,951,837.50, 5,927,770.86 and 960,021.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,951,837.50 : 5,927,770.86 = 960,021.50 : x
2. Step 2: Convert to fraction form
   3,951,837.50/5,927,770.86 = 960,021.50/x
3. Step 3: Cross multiply
   3,951,837.50x = 5,927,770.86 × 960,021.50
4. Step 4: Simplify right side
   3,951,837.50x = 5,690,787,472,673.49
5. Step 5: Solve for x
   x = 5,690,787,472,673.49/3,951,837.50
6. Step 6: Final answer
   x = 1,440,035.80