Finding the Third Proportional to 5,047,346 and 7,617,286

Step by Step Solution

1. Step 1: Write the proportion equation
   5,047,346 : 7,617,286 = 7,617,286 : x
2. Step 2: Convert to fraction form
   5,047,346/7,617,286 = 7,617,286/x
3. Step 3: Cross multiply
   5,047,346x = 7,617,286 × 7,617,286
4. Step 4: Simplify right side
   5,047,346x = 58,023,046,005,796
5. Step 5: Solve for x
   x = 58,023,046,005,796/5,047,346
6. Step 6: Final answer
   x = 11,495,753.61