Finding the Fourth Proportional to 7,200,176.93, 10,800,275.79 and 2,940,345.16

Step by Step Solution

1. Step 1: Write the proportion equation
   7,200,176.93 : 10,800,275.79 = 2,940,345.16 : x
2. Step 2: Convert to fraction form
   7,200,176.93/10,800,275.79 = 2,940,345.16/x
3. Step 3: Cross multiply
   7,200,176.93x = 10,800,275.79 × 2,940,345.16
4. Step 4: Simplify right side
   7,200,176.93x = 31,756,538,665,864.16
5. Step 5: Solve for x
   x = 31,756,538,665,864.16/7,200,176.93
6. Step 6: Final answer
   x = 4,410,521.99