Finding the Fourth Proportional to 76,467, 105,525.68 and 42,932.28

Step by Step Solution

1. Step 1: Write the proportion equation
   76,467 : 105,525.68 = 42,932.28 : x
2. Step 2: Convert to fraction form
   76,467/105,525.68 = 42,932.28/x
3. Step 3: Cross multiply
   76,467x = 105,525.68 × 42,932.28
4. Step 4: Simplify right side
   76,467x = 4,530,458,040.95
5. Step 5: Solve for x
   x = 4,530,458,040.95/76,467
6. Step 6: Final answer
   x = 59,247.23