Finding the Fourth Proportional to 10,670,137.05, 16,005,181.89 and 8,244,817.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,670,137.05 : 16,005,181.89 = 8,244,817.23 : x
2. Step 2: Convert to fraction form
   10,670,137.05/16,005,181.89 = 8,244,817.23/x
3. Step 3: Cross multiply
   10,670,137.05x = 16,005,181.89 × 8,244,817.23
4. Step 4: Simplify right side
   10,670,137.05x = 131,959,799,415,955.98
5. Step 5: Solve for x
   x = 131,959,799,415,955.98/10,670,137.05
6. Step 6: Final answer
   x = 12,367,207.54