Finding the Fourth Proportional to 139,245.94, 208,872.96 and 34,064.88

Step by Step Solution

1. Step 1: Write the proportion equation
   139,245.94 : 208,872.96 = 34,064.88 : x
2. Step 2: Convert to fraction form
   139,245.94/208,872.96 = 34,064.88/x
3. Step 3: Cross multiply
   139,245.94x = 208,872.96 × 34,064.88
4. Step 4: Simplify right side
   139,245.94x = 7,115,231,273.28
5. Step 5: Solve for x
   x = 7,115,231,273.28/139,245.94
6. Step 6: Final answer
   x = 51,098.30