Finding the Fourth Proportional to 56,084.38, 77,401.91 and 30,933.88

Step by Step Solution

1. Step 1: Write the proportion equation
   56,084.38 : 77,401.91 = 30,933.88 : x
2. Step 2: Convert to fraction form
   56,084.38/77,401.91 = 30,933.88/x
3. Step 3: Cross multiply
   56,084.38x = 77,401.91 × 30,933.88
4. Step 4: Simplify right side
   56,084.38x = 2,394,341,395.71
5. Step 5: Solve for x
   x = 2,394,341,395.71/56,084.38
6. Step 6: Final answer
   x = 42,691.77