Finding the Fourth Proportional to 113,488.56, 156,561.57 and 73,215.24

Step by Step Solution

1. Step 1: Write the proportion equation
   113,488.56 : 156,561.57 = 73,215.24 : x
2. Step 2: Convert to fraction form
   113,488.56/156,561.57 = 73,215.24/x
3. Step 3: Cross multiply
   113,488.56x = 156,561.57 × 73,215.24
4. Step 4: Simplify right side
   113,488.56x = 11,462,692,922.33
5. Step 5: Solve for x
   x = 11,462,692,922.33/113,488.56
6. Step 6: Final answer
   x = 101,003.07