Finding the Fourth Proportional to 21,857,868.52, 32,788,377.38 and 8,394,696.52

Step by Step Solution

1. Step 1: Write the proportion equation
   21,857,868.52 : 32,788,377.38 = 8,394,696.52 : x
2. Step 2: Convert to fraction form
   21,857,868.52/32,788,377.38 = 8,394,696.52/x
3. Step 3: Cross multiply
   21,857,868.52x = 32,788,377.38 × 8,394,696.52
4. Step 4: Simplify right side
   21,857,868.52x = 275,248,477,488,332.69
5. Step 5: Solve for x
   x = 275,248,477,488,332.69/21,857,868.52
6. Step 6: Final answer
   x = 12,592,649.52