Finding the Third Proportional to 7,562,870 and 11,434,321

Step by Step Solution

1. Step 1: Write the proportion equation
   7,562,870 : 11,434,321 = 11,434,321 : x
2. Step 2: Convert to fraction form
   7,562,870/11,434,321 = 11,434,321/x
3. Step 3: Cross multiply
   7,562,870x = 11,434,321 × 11,434,321
4. Step 4: Simplify right side
   7,562,870x = 130,743,696,731,041
5. Step 5: Solve for x
   x = 130,743,696,731,041/7,562,870
6. Step 6: Final answer
   x = 17,287,576.90