Finding the Third Proportional to 3,907,656 and 5,902,316

Step by Step Solution

1. Step 1: Write the proportion equation
   3,907,656 : 5,902,316 = 5,902,316 : x
2. Step 2: Convert to fraction form
   3,907,656/5,902,316 = 5,902,316/x
3. Step 3: Cross multiply
   3,907,656x = 5,902,316 × 5,902,316
4. Step 4: Simplify right side
   3,907,656x = 34,837,334,163,856
5. Step 5: Solve for x
   x = 34,837,334,163,856/3,907,656
6. Step 6: Final answer
   x = 8,915,148.66