Finding the Fourth Proportional to 76,066.47, 105,057.89 and 51,825.37

Step by Step Solution

1. Step 1: Write the proportion equation
   76,066.47 : 105,057.89 = 51,825.37 : x
2. Step 2: Convert to fraction form
   76,066.47/105,057.89 = 51,825.37/x
3. Step 3: Cross multiply
   76,066.47x = 105,057.89 × 51,825.37
4. Step 4: Simplify right side
   76,066.47x = 5,444,663,744.47
5. Step 5: Solve for x
   x = 5,444,663,744.47/76,066.47
6. Step 6: Final answer
   x = 71,577.71