Finding the Third Proportional to 5,814,870 and 12,784,902

Step by Step Solution

1. Step 1: Write the proportion equation
   5,814,870 : 12,784,902 = 12,784,902 : x
2. Step 2: Convert to fraction form
   5,814,870/12,784,902 = 12,784,902/x
3. Step 3: Cross multiply
   5,814,870x = 12,784,902 × 12,784,902
4. Step 4: Simplify right side
   5,814,870x = 163,453,719,149,604
5. Step 5: Solve for x
   x = 163,453,719,149,604/5,814,870
6. Step 6: Final answer
   x = 28,109,608.50