Finding the Third Proportional to 4,279,554 and 9,233,196

Step by Step Solution

1. Step 1: Write the proportion equation
   4,279,554 : 9,233,196 = 9,233,196 : x
2. Step 2: Convert to fraction form
   4,279,554/9,233,196 = 9,233,196/x
3. Step 3: Cross multiply
   4,279,554x = 9,233,196 × 9,233,196
4. Step 4: Simplify right side
   4,279,554x = 85,251,908,374,416
5. Step 5: Solve for x
   x = 85,251,908,374,416/4,279,554
6. Step 6: Final answer
   x = 19,920,746.03