Finding the Fourth Proportional to 69,012.53, 103,613.57 and 35,755.55

Step by Step Solution

1. Step 1: Write the proportion equation
   69,012.53 : 103,613.57 = 35,755.55 : x
2. Step 2: Convert to fraction form
   69,012.53/103,613.57 = 35,755.55/x
3. Step 3: Cross multiply
   69,012.53x = 103,613.57 × 35,755.55
4. Step 4: Simplify right side
   69,012.53x = 3,704,759,485.97
5. Step 5: Solve for x
   x = 3,704,759,485.97/69,012.53
6. Step 6: Final answer
   x = 53,682.42