Finding the Fourth Proportional to 81,548.82, 112,541.16 and 50,940.05

Step by Step Solution

1. Step 1: Write the proportion equation
   81,548.82 : 112,541.16 = 50,940.05 : x
2. Step 2: Convert to fraction form
   81,548.82/112,541.16 = 50,940.05/x
3. Step 3: Cross multiply
   81,548.82x = 112,541.16 × 50,940.05
4. Step 4: Simplify right side
   81,548.82x = 5,732,851,754.75
5. Step 5: Solve for x
   x = 5,732,851,754.75/81,548.82
6. Step 6: Final answer
   x = 70,299.63