Finding the Fourth Proportional to 72,538.24, 100,052.40 and 59,109.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72,538.24 : 100,052.40 = 59,109.52 : x
2. Step 2: Convert to fraction form
   72,538.24/100,052.40 = 59,109.52/x
3. Step 3: Cross multiply
   72,538.24x = 100,052.40 × 59,109.52
4. Step 4: Simplify right side
   72,538.24x = 5,914,049,338.85
5. Step 5: Solve for x
   x = 5,914,049,338.85/72,538.24
6. Step 6: Final answer
   x = 81,530.09