Finding the Third Proportional to 12,767,031 and 19,105,312

Step by Step Solution

1. Step 1: Write the proportion equation
   12,767,031 : 19,105,312 = 19,105,312 : x
2. Step 2: Convert to fraction form
   12,767,031/19,105,312 = 19,105,312/x
3. Step 3: Cross multiply
   12,767,031x = 19,105,312 × 19,105,312
4. Step 4: Simplify right side
   12,767,031x = 365,012,946,617,344
5. Step 5: Solve for x
   x = 365,012,946,617,344/12,767,031
6. Step 6: Final answer
   x = 28,590,276.52