Finding the Fourth Proportional to 10,065,665.27, 13,890,777.86 and 5,714,662.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,065,665.27 : 13,890,777.86 = 5,714,662.79 : x
2. Step 2: Convert to fraction form
   10,065,665.27/13,890,777.86 = 5,714,662.79/x
3. Step 3: Cross multiply
   10,065,665.27x = 13,890,777.86 × 5,714,662.79
4. Step 4: Simplify right side
   10,065,665.27x = 79,381,111,305,530.61
5. Step 5: Solve for x
   x = 79,381,111,305,530.61/10,065,665.27
6. Step 6: Final answer
   x = 7,886,325.37