Finding the Fourth Proportional to 13,150,099.79, 18,145,566.06 and 7,268,939.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,150,099.79 : 18,145,566.06 = 7,268,939.52 : x
2. Step 2: Convert to fraction form
   13,150,099.79/18,145,566.06 = 7,268,939.52/x
3. Step 3: Cross multiply
   13,150,099.79x = 18,145,566.06 × 7,268,939.52
4. Step 4: Simplify right side
   13,150,099.79x = 131,899,022,246,304.67
5. Step 5: Solve for x
   x = 131,899,022,246,304.67/13,150,099.79
6. Step 6: Final answer
   x = 10,030,267.78