Finding the Fourth Proportional to 144,621,382.24, 216,940,280.12 and 46,261,728.42

Step by Step Solution

1. Step 1: Write the proportion equation
   144,621,382.24 : 216,940,280.12 = 46,261,728.42 : x
2. Step 2: Convert to fraction form
   144,621,382.24/216,940,280.12 = 46,261,728.42/x
3. Step 3: Cross multiply
   144,621,382.24x = 216,940,280.12 × 46,261,728.42
4. Step 4: Simplify right side
   144,621,382.24x = 10,036,032,322,270,166
5. Step 5: Solve for x
   x = 10,036,032,322,270,166/144,621,382.24
6. Step 6: Final answer
   x = 69,395,217.82