Finding the Fourth Proportional to 151,090.50, 208,509.48 and 83,103.96

Step by Step Solution

1. Step 1: Write the proportion equation
   151,090.50 : 208,509.48 = 83,103.96 : x
2. Step 2: Convert to fraction form
   151,090.50/208,509.48 = 83,103.96/x
3. Step 3: Cross multiply
   151,090.50x = 208,509.48 × 83,103.96
4. Step 4: Simplify right side
   151,090.50x = 17,327,963,485.54
5. Step 5: Solve for x
   x = 17,327,963,485.54/151,090.50
6. Step 6: Final answer
   x = 114,685.99