Finding the Third Proportional to 1,909,148 and 4,117,030

Step by Step Solution

1. Step 1: Write the proportion equation
   1,909,148 : 4,117,030 = 4,117,030 : x
2. Step 2: Convert to fraction form
   1,909,148/4,117,030 = 4,117,030/x
3. Step 3: Cross multiply
   1,909,148x = 4,117,030 × 4,117,030
4. Step 4: Simplify right side
   1,909,148x = 16,949,936,020,900
5. Step 5: Solve for x
   x = 16,949,936,020,900/1,909,148
6. Step 6: Final answer
   x = 8,878,272.41