Finding the Fourth Proportional to 49,123.22, 73,693.74 and 28,086.98

Step by Step Solution

1. Step 1: Write the proportion equation
   49,123.22 : 73,693.74 = 28,086.98 : x
2. Step 2: Convert to fraction form
   49,123.22/73,693.74 = 28,086.98/x
3. Step 3: Cross multiply
   49,123.22x = 73,693.74 × 28,086.98
4. Step 4: Simplify right side
   49,123.22x = 2,069,834,601.51
5. Step 5: Solve for x
   x = 2,069,834,601.51/49,123.22
6. Step 6: Final answer
   x = 42,135.56