Finding the Fourth Proportional to 151,778.00, 209,456.55 and 83,794.79

Step by Step Solution

1. Step 1: Write the proportion equation
   151,778.00 : 209,456.55 = 83,794.79 : x
2. Step 2: Convert to fraction form
   151,778.00/209,456.55 = 83,794.79/x
3. Step 3: Cross multiply
   151,778.00x = 209,456.55 × 83,794.79
4. Step 4: Simplify right side
   151,778.00x = 17,551,368,145.02
5. Step 5: Solve for x
   x = 17,551,368,145.02/151,778.00
6. Step 6: Final answer
   x = 115,638.42