Finding the Fourth Proportional to 56,061.54, 77,365.53 and 30,567.70

Step by Step Solution

1. Step 1: Write the proportion equation
   56,061.54 : 77,365.53 = 30,567.70 : x
2. Step 2: Convert to fraction form
   56,061.54/77,365.53 = 30,567.70/x
3. Step 3: Cross multiply
   56,061.54x = 77,365.53 × 30,567.70
4. Step 4: Simplify right side
   56,061.54x = 2,364,886,311.38
5. Step 5: Solve for x
   x = 2,364,886,311.38/56,061.54
6. Step 6: Final answer
   x = 42,183.76