Finding the Fourth Proportional to 447,100.17, 670,650.42 and 110,147.37

Step by Step Solution

1. Step 1: Write the proportion equation
   447,100.17 : 670,650.42 = 110,147.37 : x
2. Step 2: Convert to fraction form
   447,100.17/670,650.42 = 110,147.37/x
3. Step 3: Cross multiply
   447,100.17x = 670,650.42 × 110,147.37
4. Step 4: Simplify right side
   447,100.17x = 73,870,379,952.40
5. Step 5: Solve for x
   x = 73,870,379,952.40/447,100.17
6. Step 6: Final answer
   x = 165,221.10