Finding the Fourth Proportional to 10,679,917.38, 14,738,356.74 and 5,785,139.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,679,917.38 : 14,738,356.74 = 5,785,139.42 : x
2. Step 2: Convert to fraction form
   10,679,917.38/14,738,356.74 = 5,785,139.42/x
3. Step 3: Cross multiply
   10,679,917.38x = 14,738,356.74 × 5,785,139.42
4. Step 4: Simplify right side
   10,679,917.38x = 85,263,448,565,868.02
5. Step 5: Solve for x
   x = 85,263,448,565,868.02/10,679,917.38
6. Step 6: Final answer
   x = 7,983,530.73