Finding the Third Proportional to 5,158,584 and 10,931,634

Step by Step Solution

1. Step 1: Write the proportion equation
   5,158,584 : 10,931,634 = 10,931,634 : x
2. Step 2: Convert to fraction form
   5,158,584/10,931,634 = 10,931,634/x
3. Step 3: Cross multiply
   5,158,584x = 10,931,634 × 10,931,634
4. Step 4: Simplify right side
   5,158,584x = 119,500,621,909,956
5. Step 5: Solve for x
   x = 119,500,621,909,956/5,158,584
6. Step 6: Final answer
   x = 23,165,392.27