Finding the Fourth Proportional to 148,968.69, 223,459.83 and 49,137.58

Step by Step Solution

1. Step 1: Write the proportion equation
   148,968.69 : 223,459.83 = 49,137.58 : x
2. Step 2: Convert to fraction form
   148,968.69/223,459.83 = 49,137.58/x
3. Step 3: Cross multiply
   148,968.69x = 223,459.83 × 49,137.58
4. Step 4: Simplify right side
   148,968.69x = 10,980,275,027.72
5. Step 5: Solve for x
   x = 10,980,275,027.72/148,968.69
6. Step 6: Final answer
   x = 73,708.61