Finding the Fourth Proportional to 50,499.60, 69,755.40 and 40,975.08

Step by Step Solution

1. Step 1: Write the proportion equation
   50,499.60 : 69,755.40 = 40,975.08 : x
2. Step 2: Convert to fraction form
   50,499.60/69,755.40 = 40,975.08/x
3. Step 3: Cross multiply
   50,499.60x = 69,755.40 × 40,975.08
4. Step 4: Simplify right side
   50,499.60x = 2,858,233,095.43
5. Step 5: Solve for x
   x = 2,858,233,095.43/50,499.60
6. Step 6: Final answer
   x = 56,599.12