Finding the Fourth Proportional to 442,950,443.39, 664,417,112.13 and 132,268,567.82

Step by Step Solution

1. Step 1: Write the proportion equation
   442,950,443.39 : 664,417,112.13 = 132,268,567.82 : x
2. Step 2: Convert to fraction form
   442,950,443.39/664,417,112.13 = 132,268,567.82/x
3. Step 3: Cross multiply
   442,950,443.39x = 664,417,112.13 × 132,268,567.82
4. Step 4: Simplify right side
   442,950,443.39x = 87,881,499,853,213,360
5. Step 5: Solve for x
   x = 87,881,499,853,213,360/442,950,443.39
6. Step 6: Final answer
   x = 198,400,297.74