Finding the Fourth Proportional to 56,016.10, 77,301.23 and 30,522.68

Step by Step Solution

1. Step 1: Write the proportion equation
   56,016.10 : 77,301.23 = 30,522.68 : x
2. Step 2: Convert to fraction form
   56,016.10/77,301.23 = 30,522.68/x
3. Step 3: Cross multiply
   56,016.10x = 77,301.23 × 30,522.68
4. Step 4: Simplify right side
   56,016.10x = 2,359,440,320.39
5. Step 5: Solve for x
   x = 2,359,440,320.39/56,016.10
6. Step 6: Final answer
   x = 42,120.76