Finding the Fourth Proportional to 76,086.18, 114,106.97 and 28,667.06

Step by Step Solution

1. Step 1: Write the proportion equation
   76,086.18 : 114,106.97 = 28,667.06 : x
2. Step 2: Convert to fraction form
   76,086.18/114,106.97 = 28,667.06/x
3. Step 3: Cross multiply
   76,086.18x = 114,106.97 × 28,667.06
4. Step 4: Simplify right side
   76,086.18x = 3,271,111,284.44
5. Step 5: Solve for x
   x = 3,271,111,284.44/76,086.18
6. Step 6: Final answer
   x = 42,992.19