Finding the Fourth Proportional to 50,485.05, 69,666.23 and 27,822.78

Step by Step Solution

1. Step 1: Write the proportion equation
   50,485.05 : 69,666.23 = 27,822.78 : x
2. Step 2: Convert to fraction form
   50,485.05/69,666.23 = 27,822.78/x
3. Step 3: Cross multiply
   50,485.05x = 69,666.23 × 27,822.78
4. Step 4: Simplify right side
   50,485.05x = 1,938,308,051.61
5. Step 5: Solve for x
   x = 1,938,308,051.61/50,485.05
6. Step 6: Final answer
   x = 38,393.70