Finding the Fourth Proportional to 60,665.72, 83,716.68 and 35,172.56

Step by Step Solution

1. Step 1: Write the proportion equation
   60,665.72 : 83,716.68 = 35,172.56 : x
2. Step 2: Convert to fraction form
   60,665.72/83,716.68 = 35,172.56/x
3. Step 3: Cross multiply
   60,665.72x = 83,716.68 × 35,172.56
4. Step 4: Simplify right side
   60,665.72x = 2,944,529,950.30
5. Step 5: Solve for x
   x = 2,944,529,950.30/60,665.72
6. Step 6: Final answer
   x = 48,536.97