Finding the Third Proportional to 7,287,276 and 10,890,756

Step by Step Solution

1. Step 1: Write the proportion equation
   7,287,276 : 10,890,756 = 10,890,756 : x
2. Step 2: Convert to fraction form
   7,287,276/10,890,756 = 10,890,756/x
3. Step 3: Cross multiply
   7,287,276x = 10,890,756 × 10,890,756
4. Step 4: Simplify right side
   7,287,276x = 118,608,566,251,536
5. Step 5: Solve for x
   x = 118,608,566,251,536/7,287,276
6. Step 6: Final answer
   x = 16,276,118.30