Finding the Fourth Proportional to 56,022.05, 77,309.72 and 30,529.53

Step by Step Solution

1. Step 1: Write the proportion equation
   56,022.05 : 77,309.72 = 30,529.53 : x
2. Step 2: Convert to fraction form
   56,022.05/77,309.72 = 30,529.53/x
3. Step 3: Cross multiply
   56,022.05x = 77,309.72 × 30,529.53
4. Step 4: Simplify right side
   56,022.05x = 2,360,229,263.38
5. Step 5: Solve for x
   x = 2,360,229,263.38/56,022.05
6. Step 6: Final answer
   x = 42,130.37