Finding the Fourth Proportional to 77,399.47, 116,104.71 and 26,777.51

Step by Step Solution

1. Step 1: Write the proportion equation
   77,399.47 : 116,104.71 = 26,777.51 : x
2. Step 2: Convert to fraction form
   77,399.47/116,104.71 = 26,777.51/x
3. Step 3: Cross multiply
   77,399.47x = 116,104.71 × 26,777.51
4. Step 4: Simplify right side
   77,399.47x = 3,108,994,452.55
5. Step 5: Solve for x
   x = 3,108,994,452.55/77,399.47
6. Step 6: Final answer
   x = 40,168.16