Finding the Fourth Proportional to 73,891.42, 101,970.27 and 42,060.31

Step by Step Solution

1. Step 1: Write the proportion equation
   73,891.42 : 101,970.27 = 42,060.31 : x
2. Step 2: Convert to fraction form
   73,891.42/101,970.27 = 42,060.31/x
3. Step 3: Cross multiply
   73,891.42x = 101,970.27 × 42,060.31
4. Step 4: Simplify right side
   73,891.42x = 4,288,900,912.06
5. Step 5: Solve for x
   x = 4,288,900,912.06/73,891.42
6. Step 6: Final answer
   x = 58,043.29