Finding the Fourth Proportional to 51,196.76, 76,783.62 and 18,364.76

Step by Step Solution

1. Step 1: Write the proportion equation
   51,196.76 : 76,783.62 = 18,364.76 : x
2. Step 2: Convert to fraction form
   51,196.76/76,783.62 = 18,364.76/x
3. Step 3: Cross multiply
   51,196.76x = 76,783.62 × 18,364.76
4. Step 4: Simplify right side
   51,196.76x = 1,410,112,753.23
5. Step 5: Solve for x
   x = 1,410,112,753.23/51,196.76
6. Step 6: Final answer
   x = 27,543.01