Finding the Fourth Proportional to 1,780,231.82, 2,456,706.34 and 964,429.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,780,231.82 : 2,456,706.34 = 964,429.67 : x
2. Step 2: Convert to fraction form
   1,780,231.82/2,456,706.34 = 964,429.67/x
3. Step 3: Cross multiply
   1,780,231.82x = 2,456,706.34 × 964,429.67
4. Step 4: Simplify right side
   1,780,231.82x = 2,369,320,487,494.95
5. Step 5: Solve for x
   x = 2,369,320,487,494.95/1,780,231.82
6. Step 6: Final answer
   x = 1,330,905.59