Finding the Fourth Proportional to 8,806,724.42, 12,148,118.28 and 5,538,354.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,806,724.42 : 12,148,118.28 = 5,538,354.98 : x
2. Step 2: Convert to fraction form
   8,806,724.42/12,148,118.28 = 5,538,354.98/x
3. Step 3: Cross multiply
   8,806,724.42x = 12,148,118.28 × 5,538,354.98
4. Step 4: Simplify right side
   8,806,724.42x = 67,280,591,373,667.04
5. Step 5: Solve for x
   x = 67,280,591,373,667.04/8,806,724.42
6. Step 6: Final answer
   x = 7,639,683.97