Finding the Third Proportional to 873,390 and 1,887,019.50

Step by Step Solution

1. Step 1: Write the proportion equation
   873,390 : 1,887,019.50 = 1,887,019.50 : x
2. Step 2: Convert to fraction form
   873,390/1,887,019.50 = 1,887,019.50/x
3. Step 3: Cross multiply
   873,390x = 1,887,019.50 × 1,887,019.50
4. Step 4: Simplify right side
   873,390x = 3,560,842,593,380.25
5. Step 5: Solve for x
   x = 3,560,842,593,380.25/873,390
6. Step 6: Final answer
   x = 4,077,036.14