Finding the Third Proportional to 9,637,410 and 12,848,139

Step by Step Solution

1. Step 1: Write the proportion equation
   9,637,410 : 12,848,139 = 12,848,139 : x
2. Step 2: Convert to fraction form
   9,637,410/12,848,139 = 12,848,139/x
3. Step 3: Cross multiply
   9,637,410x = 12,848,139 × 12,848,139
4. Step 4: Simplify right side
   9,637,410x = 165,074,675,763,321
5. Step 5: Solve for x
   x = 165,074,675,763,321/9,637,410
6. Step 6: Final answer
   x = 17,128,530.98