Finding the Fourth Proportional to 1,961,450.42, 2,942,171.31 and 522,134.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,961,450.42 : 2,942,171.31 = 522,134.15 : x
2. Step 2: Convert to fraction form
   1,961,450.42/2,942,171.31 = 522,134.15/x
3. Step 3: Cross multiply
   1,961,450.42x = 2,942,171.31 × 522,134.15
4. Step 4: Simplify right side
   1,961,450.42x = 1,536,208,123,456.66
5. Step 5: Solve for x
   x = 1,536,208,123,456.66/1,961,450.42
6. Step 6: Final answer
   x = 783,200.08