Finding the Third Proportional to 8,412,276 and 18,300,774

Step by Step Solution

1. Step 1: Write the proportion equation
   8,412,276 : 18,300,774 = 18,300,774 : x
2. Step 2: Convert to fraction form
   8,412,276/18,300,774 = 18,300,774/x
3. Step 3: Cross multiply
   8,412,276x = 18,300,774 × 18,300,774
4. Step 4: Simplify right side
   8,412,276x = 334,918,328,999,076
5. Step 5: Solve for x
   x = 334,918,328,999,076/8,412,276
6. Step 6: Final answer
   x = 39,813,045.72