Finding the Third Proportional to 1,035,615 and 1,399,180.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,035,615 : 1,399,180.50 = 1,399,180.50 : x
2. Step 2: Convert to fraction form
   1,035,615/1,399,180.50 = 1,399,180.50/x
3. Step 3: Cross multiply
   1,035,615x = 1,399,180.50 × 1,399,180.50
4. Step 4: Simplify right side
   1,035,615x = 1,957,706,071,580.25
5. Step 5: Solve for x
   x = 1,957,706,071,580.25/1,035,615
6. Step 6: Final answer
   x = 1,890,380.18