Finding the Third Proportional to 1,219,131 and 2,669,491.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219,131 : 2,669,491.69 = 2,669,491.69 : x
2. Step 2: Convert to fraction form
   1,219,131/2,669,491.69 = 2,669,491.69/x
3. Step 3: Cross multiply
   1,219,131x = 2,669,491.69 × 2,669,491.69
4. Step 4: Simplify right side
   1,219,131x = 7,126,185,869,631.60
5. Step 5: Solve for x
   x = 7,126,185,869,631.60/1,219,131
6. Step 6: Final answer
   x = 5,845,299.54