Finding the Fourth Proportional to 52,453.70, 72,386.43 and 31,233.86

Step by Step Solution

1. Step 1: Write the proportion equation
   52,453.70 : 72,386.43 = 31,233.86 : x
2. Step 2: Convert to fraction form
   52,453.70/72,386.43 = 31,233.86/x
3. Step 3: Cross multiply
   52,453.70x = 72,386.43 × 31,233.86
4. Step 4: Simplify right side
   52,453.70x = 2,260,907,620.52
5. Step 5: Solve for x
   x = 2,260,907,620.52/52,453.70
6. Step 6: Final answer
   x = 43,102.92