Finding the Fourth Proportional to 45,976.69, 68,562.69 and 45,556.29

Step by Step Solution

1. Step 1: Write the proportion equation
   45,976.69 : 68,562.69 = 45,556.29 : x
2. Step 2: Convert to fraction form
   45,976.69/68,562.69 = 45,556.29/x
3. Step 3: Cross multiply
   45,976.69x = 68,562.69 × 45,556.29
4. Step 4: Simplify right side
   45,976.69x = 3,123,461,788.82
5. Step 5: Solve for x
   x = 3,123,461,788.82/45,976.69
6. Step 6: Final answer
   x = 67,935.77