Finding the Fourth Proportional to 76,196.78, 114,300.64 and 26,276.15

Step by Step Solution

1. Step 1: Write the proportion equation
   76,196.78 : 114,300.64 = 26,276.15 : x
2. Step 2: Convert to fraction form
   76,196.78/114,300.64 = 26,276.15/x
3. Step 3: Cross multiply
   76,196.78x = 114,300.64 × 26,276.15
4. Step 4: Simplify right side
   76,196.78x = 3,003,380,761.74
5. Step 5: Solve for x
   x = 3,003,380,761.74/76,196.78
6. Step 6: Final answer
   x = 39,416.11