Finding the Fourth Proportional to 49,109.92, 73,607.76 and 28,064.74

Step by Step Solution

1. Step 1: Write the proportion equation
   49,109.92 : 73,607.76 = 28,064.74 : x
2. Step 2: Convert to fraction form
   49,109.92/73,607.76 = 28,064.74/x
3. Step 3: Cross multiply
   49,109.92x = 73,607.76 × 28,064.74
4. Step 4: Simplify right side
   49,109.92x = 2,065,782,646.38
5. Step 5: Solve for x
   x = 2,065,782,646.38/49,109.92
6. Step 6: Final answer
   x = 42,064.47