Finding the Third Proportional to 1,535,010 and 2,147,121

Step by Step Solution

1. Step 1: Write the proportion equation
   1,535,010 : 2,147,121 = 2,147,121 : x
2. Step 2: Convert to fraction form
   1,535,010/2,147,121 = 2,147,121/x
3. Step 3: Cross multiply
   1,535,010x = 2,147,121 × 2,147,121
4. Step 4: Simplify right side
   1,535,010x = 4,610,128,588,641
5. Step 5: Solve for x
   x = 4,610,128,588,641/1,535,010
6. Step 6: Final answer
   x = 3,003,321.53