Finding the Fourth Proportional to 151,118.06, 208,540.02 and 83,131.06

Step by Step Solution

1. Step 1: Write the proportion equation
   151,118.06 : 208,540.02 = 83,131.06 : x
2. Step 2: Convert to fraction form
   151,118.06/208,540.02 = 83,131.06/x
3. Step 3: Cross multiply
   151,118.06x = 208,540.02 × 83,131.06
4. Step 4: Simplify right side
   151,118.06x = 17,336,152,628.81
5. Step 5: Solve for x
   x = 17,336,152,628.81/151,118.06
6. Step 6: Final answer
   x = 114,719.27