Finding the Fourth Proportional to 76,965.39, 106,201.62 and 42,969.89

Step by Step Solution

1. Step 1: Write the proportion equation
   76,965.39 : 106,201.62 = 42,969.89 : x
2. Step 2: Convert to fraction form
   76,965.39/106,201.62 = 42,969.89/x
3. Step 3: Cross multiply
   76,965.39x = 106,201.62 × 42,969.89
4. Step 4: Simplify right side
   76,965.39x = 4,563,472,194.73
5. Step 5: Solve for x
   x = 4,563,472,194.73/76,965.39
6. Step 6: Final answer
   x = 59,292.52