Finding the Fourth Proportional to 21,017,504.58, 31,527,588.78 and 8,884,706.82

Step by Step Solution

1. Step 1: Write the proportion equation
   21,017,504.58 : 31,527,588.78 = 8,884,706.82 : x
2. Step 2: Convert to fraction form
   21,017,504.58/31,527,588.78 = 8,884,706.82/x
3. Step 3: Cross multiply
   21,017,504.58x = 31,527,588.78 × 8,884,706.82
4. Step 4: Simplify right side
   21,017,504.58x = 280,113,383,051,821.50
5. Step 5: Solve for x
   x = 280,113,383,051,821.50/21,017,504.58
6. Step 6: Final answer
   x = 13,327,623.27