Finding the Third Proportional to 1,500,129 and 3,234,816

Step by Step Solution

1. Step 1: Write the proportion equation
   1,500,129 : 3,234,816 = 3,234,816 : x
2. Step 2: Convert to fraction form
   1,500,129/3,234,816 = 3,234,816/x
3. Step 3: Cross multiply
   1,500,129x = 3,234,816 × 3,234,816
4. Step 4: Simplify right side
   1,500,129x = 10,464,034,553,856
5. Step 5: Solve for x
   x = 10,464,034,553,856/1,500,129
6. Step 6: Final answer
   x = 6,975,423.15