Finding the Fourth Proportional to 52,495.24, 78,653.76 and 31,675

Step by Step Solution

1. Step 1: Write the proportion equation
   52,495.24 : 78,653.76 = 31,675 : x
2. Step 2: Convert to fraction form
   52,495.24/78,653.76 = 31,675/x
3. Step 3: Cross multiply
   52,495.24x = 78,653.76 × 31,675
4. Step 4: Simplify right side
   52,495.24x = 2,491,357,848
5. Step 5: Solve for x
   x = 2,491,357,848/52,495.24
6. Step 6: Final answer
   x = 47,458.74