Finding the Third Proportional to 2,516,340 and 5,385,330

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516,340 : 5,385,330 = 5,385,330 : x
2. Step 2: Convert to fraction form
   2,516,340/5,385,330 = 5,385,330/x
3. Step 3: Cross multiply
   2,516,340x = 5,385,330 × 5,385,330
4. Step 4: Simplify right side
   2,516,340x = 29,001,779,208,900
5. Step 5: Solve for x
   x = 29,001,779,208,900/2,516,340
6. Step 6: Final answer
   x = 11,525,381.79