Finding the Fourth Proportional to 144,627.25, 216,944.72 and 46,131.25

Step by Step Solution

1. Step 1: Write the proportion equation
   144,627.25 : 216,944.72 = 46,131.25 : x
2. Step 2: Convert to fraction form
   144,627.25/216,944.72 = 46,131.25/x
3. Step 3: Cross multiply
   144,627.25x = 216,944.72 × 46,131.25
4. Step 4: Simplify right side
   144,627.25x = 10,007,931,114.50
5. Step 5: Solve for x
   x = 10,007,931,114.50/144,627.25
6. Step 6: Final answer
   x = 69,198.10