Finding the Fourth Proportional to 295,716.83, 443,526.64 and 82,499.31

Step by Step Solution

1. Step 1: Write the proportion equation
   295,716.83 : 443,526.64 = 82,499.31 : x
2. Step 2: Convert to fraction form
   295,716.83/443,526.64 = 82,499.31/x
3. Step 3: Cross multiply
   295,716.83x = 443,526.64 × 82,499.31
4. Step 4: Simplify right side
   295,716.83x = 36,590,641,560.37
5. Step 5: Solve for x
   x = 36,590,641,560.37/295,716.83
6. Step 6: Final answer
   x = 123,735.41