Finding the Third Proportional to 1,968,894 and 4,210,776

Step by Step Solution

1. Step 1: Write the proportion equation
   1,968,894 : 4,210,776 = 4,210,776 : x
2. Step 2: Convert to fraction form
   1,968,894/4,210,776 = 4,210,776/x
3. Step 3: Cross multiply
   1,968,894x = 4,210,776 × 4,210,776
4. Step 4: Simplify right side
   1,968,894x = 17,730,634,522,176
5. Step 5: Solve for x
   x = 17,730,634,522,176/1,968,894
6. Step 6: Final answer
   x = 9,005,377.90