Finding the Third Proportional to 4,532,838 and 9,783,513

Step by Step Solution

1. Step 1: Write the proportion equation
   4,532,838 : 9,783,513 = 9,783,513 : x
2. Step 2: Convert to fraction form
   4,532,838/9,783,513 = 9,783,513/x
3. Step 3: Cross multiply
   4,532,838x = 9,783,513 × 9,783,513
4. Step 4: Simplify right side
   4,532,838x = 95,717,126,621,169
5. Step 5: Solve for x
   x = 95,717,126,621,169/4,532,838
6. Step 6: Final answer
   x = 21,116,379.32