Finding the Third Proportional to 6,986,248 and 11,109,180

Step by Step Solution

1. Step 1: Write the proportion equation
   6,986,248 : 11,109,180 = 11,109,180 : x
2. Step 2: Convert to fraction form
   6,986,248/11,109,180 = 11,109,180/x
3. Step 3: Cross multiply
   6,986,248x = 11,109,180 × 11,109,180
4. Step 4: Simplify right side
   6,986,248x = 123,413,880,272,400
5. Step 5: Solve for x
   x = 123,413,880,272,400/6,986,248
6. Step 6: Final answer
   x = 17,665,258.99