Finding the Fourth Proportional to 151,700.78, 209,352.09 and 82,794.00

Step by Step Solution

1. Step 1: Write the proportion equation
   151,700.78 : 209,352.09 = 82,794.00 : x
2. Step 2: Convert to fraction form
   151,700.78/209,352.09 = 82,794.00/x
3. Step 3: Cross multiply
   151,700.78x = 209,352.09 × 82,794.00
4. Step 4: Simplify right side
   151,700.78x = 17,333,098,035.01
5. Step 5: Solve for x
   x = 17,333,098,035.01/151,700.78
6. Step 6: Final answer
   x = 114,258.47