Finding the Third Proportional to 1,314,136 and 1,921,313

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,136 : 1,921,313 = 1,921,313 : x
2. Step 2: Convert to fraction form
   1,314,136/1,921,313 = 1,921,313/x
3. Step 3: Cross multiply
   1,314,136x = 1,921,313 × 1,921,313
4. Step 4: Simplify right side
   1,314,136x = 3,691,443,643,969
5. Step 5: Solve for x
   x = 3,691,443,643,969/1,314,136
6. Step 6: Final answer
   x = 2,809,027.11