Finding the Fourth Proportional to 77,496.47, 116,289.06 and 30,105.42

Step by Step Solution

1. Step 1: Write the proportion equation
   77,496.47 : 116,289.06 = 30,105.42 : x
2. Step 2: Convert to fraction form
   77,496.47/116,289.06 = 30,105.42/x
3. Step 3: Cross multiply
   77,496.47x = 116,289.06 × 30,105.42
4. Step 4: Simplify right side
   77,496.47x = 3,500,930,992.71
5. Step 5: Solve for x
   x = 3,500,930,992.71/77,496.47
6. Step 6: Final answer
   x = 45,175.36