Finding the Third Proportional to 2,120,499 and 3,276,112.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,120,499 : 3,276,112.50 = 3,276,112.50 : x
2. Step 2: Convert to fraction form
   2,120,499/3,276,112.50 = 3,276,112.50/x
3. Step 3: Cross multiply
   2,120,499x = 3,276,112.50 × 3,276,112.50
4. Step 4: Simplify right side
   2,120,499x = 10,732,913,112,656.25
5. Step 5: Solve for x
   x = 10,732,913,112,656.25/2,120,499
6. Step 6: Final answer
   x = 5,061,503.50