Finding the Third Proportional to 7,909,258 and 12,326,362

Step by Step Solution

1. Step 1: Write the proportion equation
   7,909,258 : 12,326,362 = 12,326,362 : x
2. Step 2: Convert to fraction form
   7,909,258/12,326,362 = 12,326,362/x
3. Step 3: Cross multiply
   7,909,258x = 12,326,362 × 12,326,362
4. Step 4: Simplify right side
   7,909,258x = 151,939,200,155,044
5. Step 5: Solve for x
   x = 151,939,200,155,044/7,909,258
6. Step 6: Final answer
   x = 19,210,297.62