Finding the Fourth Proportional to 81,048.32, 111,905.94 and 52,384.94

Step by Step Solution

1. Step 1: Write the proportion equation
   81,048.32 : 111,905.94 = 52,384.94 : x
2. Step 2: Convert to fraction form
   81,048.32/111,905.94 = 52,384.94/x
3. Step 3: Cross multiply
   81,048.32x = 111,905.94 × 52,384.94
4. Step 4: Simplify right side
   81,048.32x = 5,862,185,393.01
5. Step 5: Solve for x
   x = 5,862,185,393.01/81,048.32
6. Step 6: Final answer
   x = 72,329.52