Finding the Fourth Proportional to 73,746.91, 101,770.72 and 40,212.91

Step by Step Solution

1. Step 1: Write the proportion equation
   73,746.91 : 101,770.72 = 40,212.91 : x
2. Step 2: Convert to fraction form
   73,746.91/101,770.72 = 40,212.91/x
3. Step 3: Cross multiply
   73,746.91x = 101,770.72 × 40,212.91
4. Step 4: Simplify right side
   73,746.91x = 4,092,496,804.00
5. Step 5: Solve for x
   x = 4,092,496,804.00/73,746.91
6. Step 6: Final answer
   x = 55,493.81