Finding the Fourth Proportional to 787,068.72, 1,086,149.82 and 447,537

Step by Step Solution

1. Step 1: Write the proportion equation
   787,068.72 : 1,086,149.82 = 447,537 : x
2. Step 2: Convert to fraction form
   787,068.72/1,086,149.82 = 447,537/x
3. Step 3: Cross multiply
   787,068.72x = 1,086,149.82 × 447,537
4. Step 4: Simplify right side
   787,068.72x = 486,092,231,993.34
5. Step 5: Solve for x
   x = 486,092,231,993.34/787,068.72
6. Step 6: Final answer
   x = 617,598.21