Finding the Fourth Proportional to 441,815,870.50, 662,819,469.99 and 169,186,647.22

Step by Step Solution

1. Step 1: Write the proportion equation
   441,815,870.50 : 662,819,469.99 = 169,186,647.22 : x
2. Step 2: Convert to fraction form
   441,815,870.50/662,819,469.99 = 169,186,647.22/x
3. Step 3: Cross multiply
   441,815,870.50x = 662,819,469.99 × 169,186,647.22
4. Step 4: Simplify right side
   441,815,870.50x = 112,140,203,839,745,504
5. Step 5: Solve for x
   x = 112,140,203,839,745,504/441,815,870.50
6. Step 6: Final answer
   x = 253,816,603.99