Finding the Fourth Proportional to 86,838.50, 119,837.13 and 49,111.94

Step by Step Solution

1. Step 1: Write the proportion equation
   86,838.50 : 119,837.13 = 49,111.94 : x
2. Step 2: Convert to fraction form
   86,838.50/119,837.13 = 49,111.94/x
3. Step 3: Cross multiply
   86,838.50x = 119,837.13 × 49,111.94
4. Step 4: Simplify right side
   86,838.50x = 5,885,433,938.33
5. Step 5: Solve for x
   x = 5,885,433,938.33/86,838.50
6. Step 6: Final answer
   x = 67,774.48