Finding the Third Proportional to 9,124,212 and 12,756,258

Step by Step Solution

1. Step 1: Write the proportion equation
   9,124,212 : 12,756,258 = 12,756,258 : x
2. Step 2: Convert to fraction form
   9,124,212/12,756,258 = 12,756,258/x
3. Step 3: Cross multiply
   9,124,212x = 12,756,258 × 12,756,258
4. Step 4: Simplify right side
   9,124,212x = 162,722,118,162,564
5. Step 5: Solve for x
   x = 162,722,118,162,564/9,124,212
6. Step 6: Final answer
   x = 17,834,100.98