Finding the Fourth Proportional to 35,697.53, 53,629.52 and 30,715.35

Step by Step Solution

1. Step 1: Write the proportion equation
   35,697.53 : 53,629.52 = 30,715.35 : x
2. Step 2: Convert to fraction form
   35,697.53/53,629.52 = 30,715.35/x
3. Step 3: Cross multiply
   35,697.53x = 53,629.52 × 30,715.35
4. Step 4: Simplify right side
   35,697.53x = 1,647,249,323.56
5. Step 5: Solve for x
   x = 1,647,249,323.56/35,697.53
6. Step 6: Final answer
   x = 46,144.64