Finding the Fourth Proportional to 151,090.59, 208,500.61 and 83,107.54

Step by Step Solution

1. Step 1: Write the proportion equation
   151,090.59 : 208,500.61 = 83,107.54 : x
2. Step 2: Convert to fraction form
   151,090.59/208,500.61 = 83,107.54/x
3. Step 3: Cross multiply
   151,090.59x = 208,500.61 × 83,107.54
4. Step 4: Simplify right side
   151,090.59x = 17,327,973,346.95
5. Step 5: Solve for x
   x = 17,327,973,346.95/151,090.59
6. Step 6: Final answer
   x = 114,685.99