Finding the Fourth Proportional to 76,016.88, 114,008.00 and 28,636.88

Step by Step Solution

1. Step 1: Write the proportion equation
   76,016.88 : 114,008.00 = 28,636.88 : x
2. Step 2: Convert to fraction form
   76,016.88/114,008.00 = 28,636.88/x
3. Step 3: Cross multiply
   76,016.88x = 114,008.00 × 28,636.88
4. Step 4: Simplify right side
   76,016.88x = 3,264,832,701.82
5. Step 5: Solve for x
   x = 3,264,832,701.82/76,016.88
6. Step 6: Final answer
   x = 42,948.79