Finding the Fourth Proportional to 258,164.01, 356,164.32 and 149,248.31

Step by Step Solution

1. Step 1: Write the proportion equation
   258,164.01 : 356,164.32 = 149,248.31 : x
2. Step 2: Convert to fraction form
   258,164.01/356,164.32 = 149,248.31/x
3. Step 3: Cross multiply
   258,164.01x = 356,164.32 × 149,248.31
4. Step 4: Simplify right side
   258,164.01x = 53,156,921,061.48
5. Step 5: Solve for x
   x = 53,156,921,061.48/258,164.01
6. Step 6: Final answer
   x = 205,903.69