Finding the Fourth Proportional to 199,415,399.76, 275,239,168.56 and 116,935,756.56

Step by Step Solution

1. Step 1: Write the proportion equation
   199,415,399.76 : 275,239,168.56 = 116,935,756.56 : x
2. Step 2: Convert to fraction form
   199,415,399.76/275,239,168.56 = 116,935,756.56/x
3. Step 3: Cross multiply
   199,415,399.76x = 275,239,168.56 × 116,935,756.56
4. Step 4: Simplify right side
   199,415,399.76x = 32,185,300,410,508,968
5. Step 5: Solve for x
   x = 32,185,300,410,508,968/199,415,399.76
6. Step 6: Final answer
   x = 161,398,269.39