Finding the Fourth Proportional to 56,196.14, 77,556.03 and 30,706.38

Step by Step Solution

1. Step 1: Write the proportion equation
   56,196.14 : 77,556.03 = 30,706.38 : x
2. Step 2: Convert to fraction form
   56,196.14/77,556.03 = 30,706.38/x
3. Step 3: Cross multiply
   56,196.14x = 77,556.03 × 30,706.38
4. Step 4: Simplify right side
   56,196.14x = 2,381,464,752.79
5. Step 5: Solve for x
   x = 2,381,464,752.79/56,196.14
6. Step 6: Final answer
   x = 42,377.73