Finding the Fourth Proportional to 56,141.34, 77,475.19 and 30,647.73

Step by Step Solution

1. Step 1: Write the proportion equation
   56,141.34 : 77,475.19 = 30,647.73 : x
2. Step 2: Convert to fraction form
   56,141.34/77,475.19 = 30,647.73/x
3. Step 3: Cross multiply
   56,141.34x = 77,475.19 × 30,647.73
4. Step 4: Simplify right side
   56,141.34x = 2,374,438,704.82
5. Step 5: Solve for x
   x = 2,374,438,704.82/56,141.34
6. Step 6: Final answer
   x = 42,293.94