Finding the Fourth Proportional to 76,142.08, 114,212.76 and 50,788

Step by Step Solution

1. Step 1: Write the proportion equation
   76,142.08 : 114,212.76 = 50,788 : x
2. Step 2: Convert to fraction form
   76,142.08/114,212.76 = 50,788/x
3. Step 3: Cross multiply
   76,142.08x = 114,212.76 × 50,788
4. Step 4: Simplify right side
   76,142.08x = 5,800,637,654.88
5. Step 5: Solve for x
   x = 5,800,637,654.88/76,142.08
6. Step 6: Final answer
   x = 76,181.76