Finding the Fourth Proportional to 21,563,103.65, 32,325,759.80 and 8,109,379.49

Step by Step Solution

1. Step 1: Write the proportion equation
   21,563,103.65 : 32,325,759.80 = 8,109,379.49 : x
2. Step 2: Convert to fraction form
   21,563,103.65/32,325,759.80 = 8,109,379.49/x
3. Step 3: Cross multiply
   21,563,103.65x = 32,325,759.80 × 8,109,379.49
4. Step 4: Simplify right side
   21,563,103.65x = 262,141,853,561,054
5. Step 5: Solve for x
   x = 262,141,853,561,054/21,563,103.65
6. Step 6: Final answer
   x = 12,156,963.01