Finding the Fourth Proportional to 50,342.17, 69,444.87 and 31,215.49

Step by Step Solution

1. Step 1: Write the proportion equation
   50,342.17 : 69,444.87 = 31,215.49 : x
2. Step 2: Convert to fraction form
   50,342.17/69,444.87 = 31,215.49/x
3. Step 3: Cross multiply
   50,342.17x = 69,444.87 × 31,215.49
4. Step 4: Simplify right side
   50,342.17x = 2,167,755,645.04
5. Step 5: Solve for x
   x = 2,167,755,645.04/50,342.17
6. Step 6: Final answer
   x = 43,060.43