Finding the Fourth Proportional to 76,197, 105,127.56 and 49,360.08

Step by Step Solution

1. Step 1: Write the proportion equation
   76,197 : 105,127.56 = 49,360.08 : x
2. Step 2: Convert to fraction form
   76,197/105,127.56 = 49,360.08/x
3. Step 3: Cross multiply
   76,197x = 105,127.56 × 49,360.08
4. Step 4: Simplify right side
   76,197x = 5,189,104,771.80
5. Step 5: Solve for x
   x = 5,189,104,771.80/76,197
6. Step 6: Final answer
   x = 68,101.17