Finding the Third Proportional to 2,151,497 and 4,634,946

Step by Step Solution

1. Step 1: Write the proportion equation
   2,151,497 : 4,634,946 = 4,634,946 : x
2. Step 2: Convert to fraction form
   2,151,497/4,634,946 = 4,634,946/x
3. Step 3: Cross multiply
   2,151,497x = 4,634,946 × 4,634,946
4. Step 4: Simplify right side
   2,151,497x = 21,482,724,422,916
5. Step 5: Solve for x
   x = 21,482,724,422,916/2,151,497
6. Step 6: Final answer
   x = 9,985,012.49