Finding the Fourth Proportional to 50,839.30, 76,291.89 and 38,387.98

Step by Step Solution

1. Step 1: Write the proportion equation
   50,839.30 : 76,291.89 = 38,387.98 : x
2. Step 2: Convert to fraction form
   50,839.30/76,291.89 = 38,387.98/x
3. Step 3: Cross multiply
   50,839.30x = 76,291.89 × 38,387.98
4. Step 4: Simplify right side
   50,839.30x = 2,928,691,547.48
5. Step 5: Solve for x
   x = 2,928,691,547.48/50,839.30
6. Step 6: Final answer
   x = 57,606.84