Finding the Fourth Proportional to 81,075.52, 111,873.72 and 52,819.48

Step by Step Solution

1. Step 1: Write the proportion equation
   81,075.52 : 111,873.72 = 52,819.48 : x
2. Step 2: Convert to fraction form
   81,075.52/111,873.72 = 52,819.48/x
3. Step 3: Cross multiply
   81,075.52x = 111,873.72 × 52,819.48
4. Step 4: Simplify right side
   81,075.52x = 5,909,111,716.07
5. Step 5: Solve for x
   x = 5,909,111,716.07/81,075.52
6. Step 6: Final answer
   x = 72,884.04