Finding the Fourth Proportional to 1,051,355.32, 1,577,164.22 and 411,576.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,051,355.32 : 1,577,164.22 = 411,576.42 : x
2. Step 2: Convert to fraction form
   1,051,355.32/1,577,164.22 = 411,576.42/x
3. Step 3: Cross multiply
   1,051,355.32x = 1,577,164.22 × 411,576.42
4. Step 4: Simplify right side
   1,051,355.32x = 649,123,603,419.69
5. Step 5: Solve for x
   x = 649,123,603,419.69/1,051,355.32
6. Step 6: Final answer
   x = 617,416.01