Finding the Fourth Proportional to 8,848,667.34, 12,212,969.67 and 5,583,282.21

Step by Step Solution

1. Step 1: Write the proportion equation
   8,848,667.34 : 12,212,969.67 = 5,583,282.21 : x
2. Step 2: Convert to fraction form
   8,848,667.34/12,212,969.67 = 5,583,282.21/x
3. Step 3: Cross multiply
   8,848,667.34x = 12,212,969.67 × 5,583,282.21
4. Step 4: Simplify right side
   8,848,667.34x = 68,188,456,289,780.57
5. Step 5: Solve for x
   x = 68,188,456,289,780.57/8,848,667.34
6. Step 6: Final answer
   x = 7,706,070.72