Finding the Fourth Proportional to 151,665.12, 227,496.56 and 118,413

Step by Step Solution

1. Step 1: Write the proportion equation
   151,665.12 : 227,496.56 = 118,413 : x
2. Step 2: Convert to fraction form
   151,665.12/227,496.56 = 118,413/x
3. Step 3: Cross multiply
   151,665.12x = 227,496.56 × 118,413
4. Step 4: Simplify right side
   151,665.12x = 26,938,549,567.22
5. Step 5: Solve for x
   x = 26,938,549,567.22/151,665.12
6. Step 6: Final answer
   x = 177,618.62