Finding the Third Proportional to 2,160,426 and 4,653,276

Step by Step Solution

1. Step 1: Write the proportion equation
   2,160,426 : 4,653,276 = 4,653,276 : x
2. Step 2: Convert to fraction form
   2,160,426/4,653,276 = 4,653,276/x
3. Step 3: Cross multiply
   2,160,426x = 4,653,276 × 4,653,276
4. Step 4: Simplify right side
   2,160,426x = 21,652,977,532,176
5. Step 5: Solve for x
   x = 21,652,977,532,176/2,160,426
6. Step 6: Final answer
   x = 10,022,549.97