Finding the Fourth Proportional to 451,870,969.01, 677,497,018.47 and 230,113,048.50

Step by Step Solution

1. Step 1: Write the proportion equation
   451,870,969.01 : 677,497,018.47 = 230,113,048.50 : x
2. Step 2: Convert to fraction form
   451,870,969.01/677,497,018.47 = 230,113,048.50/x
3. Step 3: Cross multiply
   451,870,969.01x = 677,497,018.47 × 230,113,048.50
4. Step 4: Simplify right side
   451,870,969.01x = 155,900,904,269,792,512
5. Step 5: Solve for x
   x = 155,900,904,269,792,512/451,870,969.01
6. Step 6: Final answer
   x = 345,011,994.49