Finding the Fourth Proportional to 73,779.24, 101,815.14 and 40,245

Step by Step Solution

1. Step 1: Write the proportion equation
   73,779.24 : 101,815.14 = 40,245 : x
2. Step 2: Convert to fraction form
   73,779.24/101,815.14 = 40,245/x
3. Step 3: Cross multiply
   73,779.24x = 101,815.14 × 40,245
4. Step 4: Simplify right side
   73,779.24x = 4,097,550,309.30
5. Step 5: Solve for x
   x = 4,097,550,309.30/73,779.24
6. Step 6: Final answer
   x = 55,537.98