Finding the Fourth Proportional to 49,151.98, 67,808.38 and 31,237.38

Step by Step Solution

1. Step 1: Write the proportion equation
   49,151.98 : 67,808.38 = 31,237.38 : x
2. Step 2: Convert to fraction form
   49,151.98/67,808.38 = 31,237.38/x
3. Step 3: Cross multiply
   49,151.98x = 67,808.38 × 31,237.38
4. Step 4: Simplify right side
   49,151.98x = 2,118,156,133.24
5. Step 5: Solve for x
   x = 2,118,156,133.24/49,151.98
6. Step 6: Final answer
   x = 43,094.01