Finding the Fourth Proportional to 55,345.69, 76,396.78 and 32,684.78

Step by Step Solution

1. Step 1: Write the proportion equation
   55,345.69 : 76,396.78 = 32,684.78 : x
2. Step 2: Convert to fraction form
   55,345.69/76,396.78 = 32,684.78/x
3. Step 3: Cross multiply
   55,345.69x = 76,396.78 × 32,684.78
4. Step 4: Simplify right side
   55,345.69x = 2,497,011,401.60
5. Step 5: Solve for x
   x = 2,497,011,401.60/55,345.69
6. Step 6: Final answer
   x = 45,116.64