Finding the Third Proportional to 670,091 and 1,445,158

Step by Step Solution

1. Step 1: Write the proportion equation
   670,091 : 1,445,158 = 1,445,158 : x
2. Step 2: Convert to fraction form
   670,091/1,445,158 = 1,445,158/x
3. Step 3: Cross multiply
   670,091x = 1,445,158 × 1,445,158
4. Step 4: Simplify right side
   670,091x = 2,088,481,644,964
5. Step 5: Solve for x
   x = 2,088,481,644,964/670,091
6. Step 6: Final answer
   x = 3,116,713.47