Finding the Third Proportional to 12,367,764 and 19,258,389

Step by Step Solution

1. Step 1: Write the proportion equation
   12,367,764 : 19,258,389 = 19,258,389 : x
2. Step 2: Convert to fraction form
   12,367,764/19,258,389 = 19,258,389/x
3. Step 3: Cross multiply
   12,367,764x = 19,258,389 × 19,258,389
4. Step 4: Simplify right side
   12,367,764x = 370,885,546,875,321
5. Step 5: Solve for x
   x = 370,885,546,875,321/12,367,764
6. Step 6: Final answer
   x = 29,988,084.09