Finding the Fourth Proportional to 151,034.50, 208,427.61 and 83,979.46

Step by Step Solution

1. Step 1: Write the proportion equation
   151,034.50 : 208,427.61 = 83,979.46 : x
2. Step 2: Convert to fraction form
   151,034.50/208,427.61 = 83,979.46/x
3. Step 3: Cross multiply
   151,034.50x = 208,427.61 × 83,979.46
4. Step 4: Simplify right side
   151,034.50x = 17,503,638,136.89
5. Step 5: Solve for x
   x = 17,503,638,136.89/151,034.50
6. Step 6: Final answer
   x = 115,891.65