Finding the Fourth Proportional to 300,507,181.43, 414,699,949.69 and 166,553,745.95

Step by Step Solution

1. Step 1: Write the proportion equation
   300,507,181.43 : 414,699,949.69 = 166,553,745.95 : x
2. Step 2: Convert to fraction form
   300,507,181.43/414,699,949.69 = 166,553,745.95/x
3. Step 3: Cross multiply
   300,507,181.43x = 414,699,949.69 × 166,553,745.95
4. Step 4: Simplify right side
   300,507,181.43x = 69,069,830,066,766,400
5. Step 5: Solve for x
   x = 69,069,830,066,766,400/300,507,181.43
6. Step 6: Final answer
   x = 229,844,191.21