Finding the Third Proportional to 1,929,316 and 4,190,660

Step by Step Solution

1. Step 1: Write the proportion equation
   1,929,316 : 4,190,660 = 4,190,660 : x
2. Step 2: Convert to fraction form
   1,929,316/4,190,660 = 4,190,660/x
3. Step 3: Cross multiply
   1,929,316x = 4,190,660 × 4,190,660
4. Step 4: Simplify right side
   1,929,316x = 17,561,631,235,600
5. Step 5: Solve for x
   x = 17,561,631,235,600/1,929,316
6. Step 6: Final answer
   x = 9,102,516.77