Finding the Third Proportional to 2,186,786 and 3,237,129

Step by Step Solution

1. Step 1: Write the proportion equation
   2,186,786 : 3,237,129 = 3,237,129 : x
2. Step 2: Convert to fraction form
   2,186,786/3,237,129 = 3,237,129/x
3. Step 3: Cross multiply
   2,186,786x = 3,237,129 × 3,237,129
4. Step 4: Simplify right side
   2,186,786x = 10,479,004,162,641
5. Step 5: Solve for x
   x = 10,479,004,162,641/2,186,786
6. Step 6: Final answer
   x = 4,791,966.00