Finding the Fourth Proportional to 10,407,109.94, 15,617,327.97 and 5,618,133.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,407,109.94 : 15,617,327.97 = 5,618,133.98 : x
2. Step 2: Convert to fraction form
   10,407,109.94/15,617,327.97 = 5,618,133.98/x
3. Step 3: Cross multiply
   10,407,109.94x = 15,617,327.97 × 5,618,133.98
4. Step 4: Simplify right side
   10,407,109.94x = 87,740,240,945,061.44
5. Step 5: Solve for x
   x = 87,740,240,945,061.44/10,407,109.94
6. Step 6: Final answer
   x = 8,430,797.93