Finding the Fourth Proportional to 81,693.82, 122,453.61 and 46,557.82

Step by Step Solution

1. Step 1: Write the proportion equation
   81,693.82 : 122,453.61 = 46,557.82 : x
2. Step 2: Convert to fraction form
   81,693.82/122,453.61 = 46,557.82/x
3. Step 3: Cross multiply
   81,693.82x = 122,453.61 × 46,557.82
4. Step 4: Simplify right side
   81,693.82x = 5,701,173,132.73
5. Step 5: Solve for x
   x = 5,701,173,132.73/81,693.82
6. Step 6: Final answer
   x = 69,787.08