Finding the Fourth Proportional to 151,797.50, 209,469.72 and 83,803.48

Step by Step Solution

1. Step 1: Write the proportion equation
   151,797.50 : 209,469.72 = 83,803.48 : x
2. Step 2: Convert to fraction form
   151,797.50/209,469.72 = 83,803.48/x
3. Step 3: Cross multiply
   151,797.50x = 209,469.72 × 83,803.48
4. Step 4: Simplify right side
   151,797.50x = 17,554,291,490.63
5. Step 5: Solve for x
   x = 17,554,291,490.63/151,797.50
6. Step 6: Final answer
   x = 115,642.82