Finding the Third Proportional to 5,585,692 and 8,540,858

Step by Step Solution

1. Step 1: Write the proportion equation
   5,585,692 : 8,540,858 = 8,540,858 : x
2. Step 2: Convert to fraction form
   5,585,692/8,540,858 = 8,540,858/x
3. Step 3: Cross multiply
   5,585,692x = 8,540,858 × 8,540,858
4. Step 4: Simplify right side
   5,585,692x = 72,946,255,376,164
5. Step 5: Solve for x
   x = 72,946,255,376,164/5,585,692
6. Step 6: Final answer
   x = 13,059,484.01