Finding the Third Proportional to 455,890 and 1,055,303.50

Step by Step Solution

1. Step 1: Write the proportion equation
   455,890 : 1,055,303.50 = 1,055,303.50 : x
2. Step 2: Convert to fraction form
   455,890/1,055,303.50 = 1,055,303.50/x
3. Step 3: Cross multiply
   455,890x = 1,055,303.50 × 1,055,303.50
4. Step 4: Simplify right side
   455,890x = 1,113,665,477,112.25
5. Step 5: Solve for x
   x = 1,113,665,477,112.25/455,890
6. Step 6: Final answer
   x = 2,442,838.13