Finding the Fourth Proportional to 73,865.39, 101,908.94 and 42,026.31

Step by Step Solution

1. Step 1: Write the proportion equation
   73,865.39 : 101,908.94 = 42,026.31 : x
2. Step 2: Convert to fraction form
   73,865.39/101,908.94 = 42,026.31/x
3. Step 3: Cross multiply
   73,865.39x = 101,908.94 × 42,026.31
4. Step 4: Simplify right side
   73,865.39x = 4,282,856,494.08
5. Step 5: Solve for x
   x = 4,282,856,494.08/73,865.39
6. Step 6: Final answer
   x = 57,981.92