Finding the Fourth Proportional to 146,777.78, 202,553.33 and 83,115.56

Step by Step Solution

1. Step 1: Write the proportion equation
   146,777.78 : 202,553.33 = 83,115.56 : x
2. Step 2: Convert to fraction form
   146,777.78/202,553.33 = 83,115.56/x
3. Step 3: Cross multiply
   146,777.78x = 202,553.33 × 83,115.56
4. Step 4: Simplify right side
   146,777.78x = 16,835,333,543.62
5. Step 5: Solve for x
   x = 16,835,333,543.62/146,777.78
6. Step 6: Final answer
   x = 114,699.47