Finding the Third Proportional to 7,983,339 and 12,509,082

Step by Step Solution

1. Step 1: Write the proportion equation
   7,983,339 : 12,509,082 = 12,509,082 : x
2. Step 2: Convert to fraction form
   7,983,339/12,509,082 = 12,509,082/x
3. Step 3: Cross multiply
   7,983,339x = 12,509,082 × 12,509,082
4. Step 4: Simplify right side
   7,983,339x = 156,477,132,482,724
5. Step 5: Solve for x
   x = 156,477,132,482,724/7,983,339
6. Step 6: Final answer
   x = 19,600,461.97