Finding the Third Proportional to 5,585,688 and 8,540,852

Step by Step Solution

1. Step 1: Write the proportion equation
   5,585,688 : 8,540,852 = 8,540,852 : x
2. Step 2: Convert to fraction form
   5,585,688/8,540,852 = 8,540,852/x
3. Step 3: Cross multiply
   5,585,688x = 8,540,852 × 8,540,852
4. Step 4: Simplify right side
   5,585,688x = 72,946,152,885,904
5. Step 5: Solve for x
   x = 72,946,152,885,904/5,585,688
6. Step 6: Final answer
   x = 13,059,475.02