Finding the Fourth Proportional to 56,443.34, 84,715.76 and 30,170.54

Step by Step Solution

1. Step 1: Write the proportion equation
   56,443.34 : 84,715.76 = 30,170.54 : x
2. Step 2: Convert to fraction form
   56,443.34/84,715.76 = 30,170.54/x
3. Step 3: Cross multiply
   56,443.34x = 84,715.76 × 30,170.54
4. Step 4: Simplify right side
   56,443.34x = 2,555,919,877.56
5. Step 5: Solve for x
   x = 2,555,919,877.56/56,443.34
6. Step 6: Final answer
   x = 45,282.94