Finding the Third Proportional to 2,149,682 and 4,692,316

Step by Step Solution

1. Step 1: Write the proportion equation
   2,149,682 : 4,692,316 = 4,692,316 : x
2. Step 2: Convert to fraction form
   2,149,682/4,692,316 = 4,692,316/x
3. Step 3: Cross multiply
   2,149,682x = 4,692,316 × 4,692,316
4. Step 4: Simplify right side
   2,149,682x = 22,017,829,443,856
5. Step 5: Solve for x
   x = 22,017,829,443,856/2,149,682
6. Step 6: Final answer
   x = 10,242,365.82