Finding the Fourth Proportional to 8,871,300.63, 12,247,269.26 and 5,776,520.67

Step by Step Solution

1. Step 1: Write the proportion equation
   8,871,300.63 : 12,247,269.26 = 5,776,520.67 : x
2. Step 2: Convert to fraction form
   8,871,300.63/12,247,269.26 = 5,776,520.67/x
3. Step 3: Cross multiply
   8,871,300.63x = 12,247,269.26 × 5,776,520.67
4. Step 4: Simplify right side
   8,871,300.63x = 70,746,604,002,563
5. Step 5: Solve for x
   x = 70,746,604,002,563/8,871,300.63
6. Step 6: Final answer
   x = 7,974,772.47