Finding the Fourth Proportional to 63,976.38, 88,241.68 and 55,463.28

Step by Step Solution

1. Step 1: Write the proportion equation
   63,976.38 : 88,241.68 = 55,463.28 : x
2. Step 2: Convert to fraction form
   63,976.38/88,241.68 = 55,463.28/x
3. Step 3: Cross multiply
   63,976.38x = 88,241.68 × 55,463.28
4. Step 4: Simplify right side
   63,976.38x = 4,894,173,005.51
5. Step 5: Solve for x
   x = 4,894,173,005.51/63,976.38
6. Step 6: Final answer
   x = 76,499.69