Finding the Third Proportional to 5,640,835 and 8,593,445

Step by Step Solution

1. Step 1: Write the proportion equation
   5,640,835 : 8,593,445 = 8,593,445 : x
2. Step 2: Convert to fraction form
   5,640,835/8,593,445 = 8,593,445/x
3. Step 3: Cross multiply
   5,640,835x = 8,593,445 × 8,593,445
4. Step 4: Simplify right side
   5,640,835x = 73,847,296,968,025
5. Step 5: Solve for x
   x = 73,847,296,968,025/5,640,835
6. Step 6: Final answer
   x = 13,091,554.17