Finding the Fourth Proportional to 238,404.48, 329,016.62 and 136,461.90

Step by Step Solution

1. Step 1: Write the proportion equation
   238,404.48 : 329,016.62 = 136,461.90 : x
2. Step 2: Convert to fraction form
   238,404.48/329,016.62 = 136,461.90/x
3. Step 3: Cross multiply
   238,404.48x = 329,016.62 × 136,461.90
4. Step 4: Simplify right side
   238,404.48x = 44,898,233,096.78
5. Step 5: Solve for x
   x = 44,898,233,096.78/238,404.48
6. Step 6: Final answer
   x = 188,327.98