Finding the Third Proportional to 3,865,654 and 5,680,150

Step by Step Solution

1. Step 1: Write the proportion equation
   3,865,654 : 5,680,150 = 5,680,150 : x
2. Step 2: Convert to fraction form
   3,865,654/5,680,150 = 5,680,150/x
3. Step 3: Cross multiply
   3,865,654x = 5,680,150 × 5,680,150
4. Step 4: Simplify right side
   3,865,654x = 32,264,104,022,500
5. Step 5: Solve for x
   x = 32,264,104,022,500/3,865,654
6. Step 6: Final answer
   x = 8,346,350.71