Finding the Fourth Proportional to 151,285.02, 208,771.60 and 83,300.60

Step by Step Solution

1. Step 1: Write the proportion equation
   151,285.02 : 208,771.60 = 83,300.60 : x
2. Step 2: Convert to fraction form
   151,285.02/208,771.60 = 83,300.60/x
3. Step 3: Cross multiply
   151,285.02x = 208,771.60 × 83,300.60
4. Step 4: Simplify right side
   151,285.02x = 17,390,799,542.96
5. Step 5: Solve for x
   x = 17,390,799,542.96/151,285.02
6. Step 6: Final answer
   x = 114,953.88