Finding the Fourth Proportional to 151,514.16, 209,090.97 and 83,533.55

Step by Step Solution

1. Step 1: Write the proportion equation
   151,514.16 : 209,090.97 = 83,533.55 : x
2. Step 2: Convert to fraction form
   151,514.16/209,090.97 = 83,533.55/x
3. Step 3: Cross multiply
   151,514.16x = 209,090.97 × 83,533.55
4. Step 4: Simplify right side
   151,514.16x = 17,466,109,951.59
5. Step 5: Solve for x
   x = 17,466,109,951.59/151,514.16
6. Step 6: Final answer
   x = 115,277.08