Finding the Fourth Proportional to 151,015.42, 208,402.06 and 83,036.77

Step by Step Solution

1. Step 1: Write the proportion equation
   151,015.42 : 208,402.06 = 83,036.77 : x
2. Step 2: Convert to fraction form
   151,015.42/208,402.06 = 83,036.77/x
3. Step 3: Cross multiply
   151,015.42x = 208,402.06 × 83,036.77
4. Step 4: Simplify right side
   151,015.42x = 17,305,033,548.89
5. Step 5: Solve for x
   x = 17,305,033,548.89/151,015.42
6. Step 6: Final answer
   x = 114,591.17