Finding the Fourth Proportional to 447,669,758.55, 671,511,597.69 and 132,567,662.37

Step by Step Solution

1. Step 1: Write the proportion equation
   447,669,758.55 : 671,511,597.69 = 132,567,662.37 : x
2. Step 2: Convert to fraction form
   447,669,758.55/671,511,597.69 = 132,567,662.37/x
3. Step 3: Cross multiply
   447,669,758.55x = 671,511,597.69 × 132,567,662.37
4. Step 4: Simplify right side
   447,669,758.55x = 89,020,722,760,107,200
5. Step 5: Solve for x
   x = 89,020,722,760,107,200/447,669,758.55
6. Step 6: Final answer
   x = 198,853,554.57