Finding the Fourth Proportional to 72,994.82, 100,757.93 and 42,789.86

Step by Step Solution

1. Step 1: Write the proportion equation
   72,994.82 : 100,757.93 = 42,789.86 : x
2. Step 2: Convert to fraction form
   72,994.82/100,757.93 = 42,789.86/x
3. Step 3: Cross multiply
   72,994.82x = 100,757.93 × 42,789.86
4. Step 4: Simplify right side
   72,994.82x = 4,311,417,718.59
5. Step 5: Solve for x
   x = 4,311,417,718.59/72,994.82
6. Step 6: Final answer
   x = 59,064.71