Finding the Third Proportional to 1,151,030 and 2,688,431

Step by Step Solution

1. Step 1: Write the proportion equation
   1,151,030 : 2,688,431 = 2,688,431 : x
2. Step 2: Convert to fraction form
   1,151,030/2,688,431 = 2,688,431/x
3. Step 3: Cross multiply
   1,151,030x = 2,688,431 × 2,688,431
4. Step 4: Simplify right side
   1,151,030x = 7,227,661,241,761
5. Step 5: Solve for x
   x = 7,227,661,241,761/1,151,030
6. Step 6: Final answer
   x = 6,279,298.75