Finding the Fourth Proportional to 139,109.02, 208,665.70 and 33,929.98

Step by Step Solution

1. Step 1: Write the proportion equation
   139,109.02 : 208,665.70 = 33,929.98 : x
2. Step 2: Convert to fraction form
   139,109.02/208,665.70 = 33,929.98/x
3. Step 3: Cross multiply
   139,109.02x = 208,665.70 × 33,929.98
4. Step 4: Simplify right side
   139,109.02x = 7,080,023,027.69
5. Step 5: Solve for x
   x = 7,080,023,027.69/139,109.02
6. Step 6: Final answer
   x = 50,895.50