Finding the Fourth Proportional to 12,784,334.45, 17,636,763.83 and 7,823,012.09

Step by Step Solution

1. Step 1: Write the proportion equation
   12,784,334.45 : 17,636,763.83 = 7,823,012.09 : x
2. Step 2: Convert to fraction form
   12,784,334.45/17,636,763.83 = 7,823,012.09/x
3. Step 3: Cross multiply
   12,784,334.45x = 17,636,763.83 × 7,823,012.09
4. Step 4: Simplify right side
   12,784,334.45x = 137,972,616,543,265.81
5. Step 5: Solve for x
   x = 137,972,616,543,265.81/12,784,334.45
6. Step 6: Final answer
   x = 10,792,319.08