Finding the Fourth Proportional to 12,784,335.95, 17,636,765.90 and 7,823,013.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,784,335.95 : 17,636,765.90 = 7,823,013.59 : x
2. Step 2: Convert to fraction form
   12,784,335.95/17,636,765.90 = 7,823,013.59/x
3. Step 3: Cross multiply
   12,784,335.95x = 17,636,765.90 × 7,823,013.59
4. Step 4: Simplify right side
   12,784,335.95x = 137,972,659,192,049.67
5. Step 5: Solve for x
   x = 137,972,659,192,049.67/12,784,335.95
6. Step 6: Final answer
   x = 10,792,321.15