Finding the Fourth Proportional to 76,086.10, 114,141.90 and 26,164.18

Step by Step Solution

1. Step 1: Write the proportion equation
   76,086.10 : 114,141.90 = 26,164.18 : x
2. Step 2: Convert to fraction form
   76,086.10/114,141.90 = 26,164.18/x
3. Step 3: Cross multiply
   76,086.10x = 114,141.90 × 26,164.18
4. Step 4: Simplify right side
   76,086.10x = 2,986,429,217.14
5. Step 5: Solve for x
   x = 2,986,429,217.14/76,086.10
6. Step 6: Final answer
   x = 39,250.65