Finding the Fourth Proportional to 77,494.37, 116,216.78 and 30,106.13

Step by Step Solution

1. Step 1: Write the proportion equation
   77,494.37 : 116,216.78 = 30,106.13 : x
2. Step 2: Convert to fraction form
   77,494.37/116,216.78 = 30,106.13/x
3. Step 3: Cross multiply
   77,494.37x = 116,216.78 × 30,106.13
4. Step 4: Simplify right side
   77,494.37x = 3,498,836,755.25
5. Step 5: Solve for x
   x = 3,498,836,755.25/77,494.37
6. Step 6: Final answer
   x = 45,149.56