Finding the Third Proportional to 553,835 and 1,191,910

Step by Step Solution

1. Step 1: Write the proportion equation
   553,835 : 1,191,910 = 1,191,910 : x
2. Step 2: Convert to fraction form
   553,835/1,191,910 = 1,191,910/x
3. Step 3: Cross multiply
   553,835x = 1,191,910 × 1,191,910
4. Step 4: Simplify right side
   553,835x = 1,420,649,448,100
5. Step 5: Solve for x
   x = 1,420,649,448,100/553,835
6. Step 6: Final answer
   x = 2,565,113.16