Finding the Third Proportional to 12,613,304 and 19,478,938

Step by Step Solution

1. Step 1: Write the proportion equation
   12,613,304 : 19,478,938 = 19,478,938 : x
2. Step 2: Convert to fraction form
   12,613,304/19,478,938 = 19,478,938/x
3. Step 3: Cross multiply
   12,613,304x = 19,478,938 × 19,478,938
4. Step 4: Simplify right side
   12,613,304x = 379,429,025,607,844
5. Step 5: Solve for x
   x = 379,429,025,607,844/12,613,304
6. Step 6: Final answer
   x = 30,081,652.33