Finding the Fourth Proportional to 56,016.48, 77,304.60 and 30,866.52

Step by Step Solution

1. Step 1: Write the proportion equation
   56,016.48 : 77,304.60 = 30,866.52 : x
2. Step 2: Convert to fraction form
   56,016.48/77,304.60 = 30,866.52/x
3. Step 3: Cross multiply
   56,016.48x = 77,304.60 × 30,866.52
4. Step 4: Simplify right side
   56,016.48x = 2,386,123,981.99
5. Step 5: Solve for x
   x = 2,386,123,981.99/56,016.48
6. Step 6: Final answer
   x = 42,596.82