Finding the Third Proportional to 1,638,026 and 3,559,097

Step by Step Solution

1. Step 1: Write the proportion equation
   1,638,026 : 3,559,097 = 3,559,097 : x
2. Step 2: Convert to fraction form
   1,638,026/3,559,097 = 3,559,097/x
3. Step 3: Cross multiply
   1,638,026x = 3,559,097 × 3,559,097
4. Step 4: Simplify right side
   1,638,026x = 12,667,171,455,409
5. Step 5: Solve for x
   x = 12,667,171,455,409/1,638,026
6. Step 6: Final answer
   x = 7,733,193.16