Finding the Fourth Proportional to 56,073.54, 77,381.01 and 30,922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,073.54 : 77,381.01 = 30,922.50 : x
2. Step 2: Convert to fraction form
   56,073.54/77,381.01 = 30,922.50/x
3. Step 3: Cross multiply
   56,073.54x = 77,381.01 × 30,922.50
4. Step 4: Simplify right side
   56,073.54x = 2,392,814,281.73
5. Step 5: Solve for x
   x = 2,392,814,281.73/56,073.54
6. Step 6: Final answer
   x = 42,672.79