Finding the Third Proportional to 5,173,308 and 7,831,532

Step by Step Solution

1. Step 1: Write the proportion equation
   5,173,308 : 7,831,532 = 7,831,532 : x
2. Step 2: Convert to fraction form
   5,173,308/7,831,532 = 7,831,532/x
3. Step 3: Cross multiply
   5,173,308x = 7,831,532 × 7,831,532
4. Step 4: Simplify right side
   5,173,308x = 61,332,893,467,024
5. Step 5: Solve for x
   x = 61,332,893,467,024/5,173,308
6. Step 6: Final answer
   x = 11,855,643.13