Finding the Fourth Proportional to 522,100.62, 783,151.61 and 143,024.72

Step by Step Solution

1. Step 1: Write the proportion equation
   522,100.62 : 783,151.61 = 143,024.72 : x
2. Step 2: Convert to fraction form
   522,100.62/783,151.61 = 143,024.72/x
3. Step 3: Cross multiply
   522,100.62x = 783,151.61 × 143,024.72
4. Step 4: Simplify right side
   522,100.62x = 112,010,039,022.68
5. Step 5: Solve for x
   x = 112,010,039,022.68/522,100.62
6. Step 6: Final answer
   x = 214,537.27