Finding the Third Proportional to 5,692,680 and 8,865,612

Step by Step Solution

1. Step 1: Write the proportion equation
   5,692,680 : 8,865,612 = 8,865,612 : x
2. Step 2: Convert to fraction form
   5,692,680/8,865,612 = 8,865,612/x
3. Step 3: Cross multiply
   5,692,680x = 8,865,612 × 8,865,612
4. Step 4: Simplify right side
   5,692,680x = 78,599,076,134,544
5. Step 5: Solve for x
   x = 78,599,076,134,544/5,692,680
6. Step 6: Final answer
   x = 13,807,042.75