Finding the Third Proportional to 12,808,094 and 19,810,658

Step by Step Solution

1. Step 1: Write the proportion equation
   12,808,094 : 19,810,658 = 19,810,658 : x
2. Step 2: Convert to fraction form
   12,808,094/19,810,658 = 19,810,658/x
3. Step 3: Cross multiply
   12,808,094x = 19,810,658 × 19,810,658
4. Step 4: Simplify right side
   12,808,094x = 392,462,170,392,964
5. Step 5: Solve for x
   x = 392,462,170,392,964/12,808,094
6. Step 6: Final answer
   x = 30,641,730.95