Finding the Fourth Proportional to 151,938.82, 209,672.68 and 83,954.34

Step by Step Solution

1. Step 1: Write the proportion equation
   151,938.82 : 209,672.68 = 83,954.34 : x
2. Step 2: Convert to fraction form
   151,938.82/209,672.68 = 83,954.34/x
3. Step 3: Cross multiply
   151,938.82x = 209,672.68 × 83,954.34
4. Step 4: Simplify right side
   151,938.82x = 17,602,930,823.05
5. Step 5: Solve for x
   x = 17,602,930,823.05/151,938.82
6. Step 6: Final answer
   x = 115,855.38