Finding the Fourth Proportional to 61,453.31, 84,816.78 and 35,958.20

Step by Step Solution

1. Step 1: Write the proportion equation
   61,453.31 : 84,816.78 = 35,958.20 : x
2. Step 2: Convert to fraction form
   61,453.31/84,816.78 = 35,958.20/x
3. Step 3: Cross multiply
   61,453.31x = 84,816.78 × 35,958.20
4. Step 4: Simplify right side
   61,453.31x = 3,049,858,738.60
5. Step 5: Solve for x
   x = 3,049,858,738.60/61,453.31
6. Step 6: Final answer
   x = 49,628.88