Finding the Fourth Proportional to 21,488,681.25, 32,212,759.32 and 10,695,778.88

Step by Step Solution

1. Step 1: Write the proportion equation
   21,488,681.25 : 32,212,759.32 = 10,695,778.88 : x
2. Step 2: Convert to fraction form
   21,488,681.25/32,212,759.32 = 10,695,778.88/x
3. Step 3: Cross multiply
   21,488,681.25x = 32,212,759.32 × 10,695,778.88
4. Step 4: Simplify right side
   21,488,681.25x = 344,540,550,640,315.38
5. Step 5: Solve for x
   x = 344,540,550,640,315.38/21,488,681.25
6. Step 6: Final answer
   x = 16,033,582.83