Finding the Third Proportional to 12,613,300 and 19,478,933

Step by Step Solution

1. Step 1: Write the proportion equation
   12,613,300 : 19,478,933 = 19,478,933 : x
2. Step 2: Convert to fraction form
   12,613,300/19,478,933 = 19,478,933/x
3. Step 3: Cross multiply
   12,613,300x = 19,478,933 × 19,478,933
4. Step 4: Simplify right side
   12,613,300x = 379,428,830,818,489
5. Step 5: Solve for x
   x = 379,428,830,818,489/12,613,300
6. Step 6: Final answer
   x = 30,081,646.42