Finding the Fourth Proportional to 139,947.89, 209,920.95 and 34,766.82

Step by Step Solution

1. Step 1: Write the proportion equation
   139,947.89 : 209,920.95 = 34,766.82 : x
2. Step 2: Convert to fraction form
   139,947.89/209,920.95 = 34,766.82/x
3. Step 3: Cross multiply
   139,947.89x = 209,920.95 × 34,766.82
4. Step 4: Simplify right side
   139,947.89x = 7,298,283,882.88
5. Step 5: Solve for x
   x = 7,298,283,882.88/139,947.89
6. Step 6: Final answer
   x = 52,150.01