Finding the Fourth Proportional to 83,974.82, 115,887.31 and 51,697.42

Step by Step Solution

1. Step 1: Write the proportion equation
   83,974.82 : 115,887.31 = 51,697.42 : x
2. Step 2: Convert to fraction form
   83,974.82/115,887.31 = 51,697.42/x
3. Step 3: Cross multiply
   83,974.82x = 115,887.31 × 51,697.42
4. Step 4: Simplify right side
   83,974.82x = 5,991,074,518.78
5. Step 5: Solve for x
   x = 5,991,074,518.78/83,974.82
6. Step 6: Final answer
   x = 71,343.71