Finding the Fourth Proportional to 81,114.46, 111,936.78 and 45,304.99

Step by Step Solution

1. Step 1: Write the proportion equation
   81,114.46 : 111,936.78 = 45,304.99 : x
2. Step 2: Convert to fraction form
   81,114.46/111,936.78 = 45,304.99/x
3. Step 3: Cross multiply
   81,114.46x = 111,936.78 × 45,304.99
4. Step 4: Simplify right side
   81,114.46x = 5,071,294,698.53
5. Step 5: Solve for x
   x = 5,071,294,698.53/81,114.46
6. Step 6: Final answer
   x = 62,520.23