Finding the Fourth Proportional to 55,651.50, 76,803.93 and 30,505.86

Step by Step Solution

1. Step 1: Write the proportion equation
   55,651.50 : 76,803.93 = 30,505.86 : x
2. Step 2: Convert to fraction form
   55,651.50/76,803.93 = 30,505.86/x
3. Step 3: Cross multiply
   55,651.50x = 76,803.93 × 30,505.86
4. Step 4: Simplify right side
   55,651.50x = 2,342,969,936.03
5. Step 5: Solve for x
   x = 2,342,969,936.03/55,651.50
6. Step 6: Final answer
   x = 42,100.75