Finding the Fourth Proportional to 21,118,175.34, 29,143,081.98 and 11,460,383.34

Step by Step Solution

1. Step 1: Write the proportion equation
   21,118,175.34 : 29,143,081.98 = 11,460,383.34 : x
2. Step 2: Convert to fraction form
   21,118,175.34/29,143,081.98 = 11,460,383.34/x
3. Step 3: Cross multiply
   21,118,175.34x = 29,143,081.98 × 11,460,383.34
4. Step 4: Simplify right side
   21,118,175.34x = 333,990,891,199,846.19
5. Step 5: Solve for x
   x = 333,990,891,199,846.19/21,118,175.34
6. Step 6: Final answer
   x = 15,815,329.02