Finding the Third Proportional to 845,199 and 1,879,374

Step by Step Solution

1. Step 1: Write the proportion equation
   845,199 : 1,879,374 = 1,879,374 : x
2. Step 2: Convert to fraction form
   845,199/1,879,374 = 1,879,374/x
3. Step 3: Cross multiply
   845,199x = 1,879,374 × 1,879,374
4. Step 4: Simplify right side
   845,199x = 3,532,046,631,876
5. Step 5: Solve for x
   x = 3,532,046,631,876/845,199
6. Step 6: Final answer
   x = 4,178,952.69