Finding the Fourth Proportional to 81,544.68, 122,119.98 and 46,377.72

Step by Step Solution

1. Step 1: Write the proportion equation
   81,544.68 : 122,119.98 = 46,377.72 : x
2. Step 2: Convert to fraction form
   81,544.68/122,119.98 = 46,377.72/x
3. Step 3: Cross multiply
   81,544.68x = 122,119.98 × 46,377.72
4. Step 4: Simplify right side
   81,544.68x = 5,663,646,238.85
5. Step 5: Solve for x
   x = 5,663,646,238.85/81,544.68
6. Step 6: Final answer
   x = 69,454.52