Finding the Third Proportional to 2,081,026 and 4,559,721.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081,026 : 4,559,721.50 = 4,559,721.50 : x
2. Step 2: Convert to fraction form
   2,081,026/4,559,721.50 = 4,559,721.50/x
3. Step 3: Cross multiply
   2,081,026x = 4,559,721.50 × 4,559,721.50
4. Step 4: Simplify right side
   2,081,026x = 20,791,060,157,562.25
5. Step 5: Solve for x
   x = 20,791,060,157,562.25/2,081,026
6. Step 6: Final answer
   x = 9,990,773.86