Finding the Fourth Proportional to 468,865,809.82, 703,363,388.69 and 272,221,831.94

Step by Step Solution

1. Step 1: Write the proportion equation
   468,865,809.82 : 703,363,388.69 = 272,221,831.94 : x
2. Step 2: Convert to fraction form
   468,865,809.82/703,363,388.69 = 272,221,831.94/x
3. Step 3: Cross multiply
   468,865,809.82x = 703,363,388.69 × 272,221,831.94
4. Step 4: Simplify right side
   468,865,809.82x = 191,470,870,188,718,080
5. Step 5: Solve for x
   x = 191,470,870,188,718,080/468,865,809.82
6. Step 6: Final answer
   x = 408,370,297.38