Finding the Fourth Proportional to 441,825,644.72, 609,720,061.56 and 246,251,157.68

Step by Step Solution

1. Step 1: Write the proportion equation
   441,825,644.72 : 609,720,061.56 = 246,251,157.68 : x
2. Step 2: Convert to fraction form
   441,825,644.72/609,720,061.56 = 246,251,157.68/x
3. Step 3: Cross multiply
   441,825,644.72x = 609,720,061.56 × 246,251,157.68
4. Step 4: Simplify right side
   441,825,644.72x = 150,144,271,019,870,848
5. Step 5: Solve for x
   x = 150,144,271,019,870,848/441,825,644.72
6. Step 6: Final answer
   x = 339,826,972.05