Finding the Fourth Proportional to 23,019,109.35, 31,764,109.87 and 12,705,168.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,019,109.35 : 31,764,109.87 = 12,705,168.15 : x
2. Step 2: Convert to fraction form
   23,019,109.35/31,764,109.87 = 12,705,168.15/x
3. Step 3: Cross multiply
   23,019,109.35x = 31,764,109.87 × 12,705,168.15
4. Step 4: Simplify right side
   23,019,109.35x = 403,568,357,033,424.69
5. Step 5: Solve for x
   x = 403,568,357,033,424.69/23,019,109.35
6. Step 6: Final answer
   x = 17,531,884.09