Finding the Third Proportional to 12,764,470 and 19,159,764

Step by Step Solution

1. Step 1: Write the proportion equation
   12,764,470 : 19,159,764 = 19,159,764 : x
2. Step 2: Convert to fraction form
   12,764,470/19,159,764 = 19,159,764/x
3. Step 3: Cross multiply
   12,764,470x = 19,159,764 × 19,159,764
4. Step 4: Simplify right side
   12,764,470x = 367,096,556,535,696
5. Step 5: Solve for x
   x = 367,096,556,535,696/12,764,470
6. Step 6: Final answer
   x = 28,759,247.86