Finding the Fourth Proportional to 56,022.82, 77,310.50 and 30,529.41

Step by Step Solution

1. Step 1: Write the proportion equation
   56,022.82 : 77,310.50 = 30,529.41 : x
2. Step 2: Convert to fraction form
   56,022.82/77,310.50 = 30,529.41/x
3. Step 3: Cross multiply
   56,022.82x = 77,310.50 × 30,529.41
4. Step 4: Simplify right side
   56,022.82x = 2,360,243,951.81
5. Step 5: Solve for x
   x = 2,360,243,951.81/56,022.82
6. Step 6: Final answer
   x = 42,130.05