Finding the Fourth Proportional to 81,062.01, 111,867.47 and 50,848.61

Step by Step Solution

1. Step 1: Write the proportion equation
   81,062.01 : 111,867.47 = 50,848.61 : x
2. Step 2: Convert to fraction form
   81,062.01/111,867.47 = 50,848.61/x
3. Step 3: Cross multiply
   81,062.01x = 111,867.47 × 50,848.61
4. Step 4: Simplify right side
   81,062.01x = 5,688,304,540.14
5. Step 5: Solve for x
   x = 5,688,304,540.14/81,062.01
6. Step 6: Final answer
   x = 70,172.26