Finding the Fourth Proportional to 14,507,953.93, 20,020,976.28 and 7,981,443.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,507,953.93 : 20,020,976.28 = 7,981,443.31 : x
2. Step 2: Convert to fraction form
   14,507,953.93/20,020,976.28 = 7,981,443.31/x
3. Step 3: Cross multiply
   14,507,953.93x = 20,020,976.28 × 7,981,443.31
4. Step 4: Simplify right side
   14,507,953.93x = 159,796,287,189,674.69
5. Step 5: Solve for x
   x = 159,796,287,189,674.69/14,507,953.93
6. Step 6: Final answer
   x = 11,014,391.69