Finding the Fourth Proportional to 151,469.00, 209,028.68 and 83,488.61

Step by Step Solution

1. Step 1: Write the proportion equation
   151,469.00 : 209,028.68 = 83,488.61 : x
2. Step 2: Convert to fraction form
   151,469.00/209,028.68 = 83,488.61/x
3. Step 3: Cross multiply
   151,469.00x = 209,028.68 × 83,488.61
4. Step 4: Simplify right side
   151,469.00x = 17,451,513,832.79
5. Step 5: Solve for x
   x = 17,451,513,832.79/151,469.00
6. Step 6: Final answer
   x = 115,215.09