Finding the Third Proportional to 28,305,674 and 42,414,061

Step by Step Solution

1. Step 1: Write the proportion equation
   28,305,674 : 42,414,061 = 42,414,061 : x
2. Step 2: Convert to fraction form
   28,305,674/42,414,061 = 42,414,061/x
3. Step 3: Cross multiply
   28,305,674x = 42,414,061 × 42,414,061
4. Step 4: Simplify right side
   28,305,674x = 1,798,952,570,511,721
5. Step 5: Solve for x
   x = 1,798,952,570,511,721/28,305,674
6. Step 6: Final answer
   x = 63,554,486.30