Finding the Fourth Proportional to 62,573.72, 86,357.94 and 35,720.28

Step by Step Solution

1. Step 1: Write the proportion equation
   62,573.72 : 86,357.94 = 35,720.28 : x
2. Step 2: Convert to fraction form
   62,573.72/86,357.94 = 35,720.28/x
3. Step 3: Cross multiply
   62,573.72x = 86,357.94 × 35,720.28
4. Step 4: Simplify right side
   62,573.72x = 3,084,729,797.02
5. Step 5: Solve for x
   x = 3,084,729,797.02/62,573.72
6. Step 6: Final answer
   x = 49,297.53