Finding the Fourth Proportional to 470,383,900.74, 705,424,796.39 and 155,179,074.72

Step by Step Solution

1. Step 1: Write the proportion equation
   470,383,900.74 : 705,424,796.39 = 155,179,074.72 : x
2. Step 2: Convert to fraction form
   470,383,900.74/705,424,796.39 = 155,179,074.72/x
3. Step 3: Cross multiply
   470,383,900.74x = 705,424,796.39 × 155,179,074.72
4. Step 4: Simplify right side
   470,383,900.74x = 109,467,167,188,344,592
5. Step 5: Solve for x
   x = 109,467,167,188,344,592/470,383,900.74
6. Step 6: Final answer
   x = 232,718,779.31