Finding the Fourth Proportional to 73,844.57, 101,904.20 and 42,012.79

Step by Step Solution

1. Step 1: Write the proportion equation
   73,844.57 : 101,904.20 = 42,012.79 : x
2. Step 2: Convert to fraction form
   73,844.57/101,904.20 = 42,012.79/x
3. Step 3: Cross multiply
   73,844.57x = 101,904.20 × 42,012.79
4. Step 4: Simplify right side
   73,844.57x = 4,281,279,754.72
5. Step 5: Solve for x
   x = 4,281,279,754.72/73,844.57
6. Step 6: Final answer
   x = 57,976.91