Finding the Fourth Proportional to 300,456,620.41, 414,632,570.69 and 166,496,774.30

Step by Step Solution

1. Step 1: Write the proportion equation
   300,456,620.41 : 414,632,570.69 = 166,496,774.30 : x
2. Step 2: Convert to fraction form
   300,456,620.41/414,632,570.69 = 166,496,774.30/x
3. Step 3: Cross multiply
   300,456,620.41x = 414,632,570.69 × 166,496,774.30
4. Step 4: Simplify right side
   300,456,620.41x = 69,034,985,539,601,728
5. Step 5: Solve for x
   x = 69,034,985,539,601,728/300,456,620.41
6. Step 6: Final answer
   x = 229,766,897.62