Finding the Third Proportional to 1,977,010 and 4,316,570

Step by Step Solution

1. Step 1: Write the proportion equation
   1,977,010 : 4,316,570 = 4,316,570 : x
2. Step 2: Convert to fraction form
   1,977,010/4,316,570 = 4,316,570/x
3. Step 3: Cross multiply
   1,977,010x = 4,316,570 × 4,316,570
4. Step 4: Simplify right side
   1,977,010x = 18,632,776,564,900
5. Step 5: Solve for x
   x = 18,632,776,564,900/1,977,010
6. Step 6: Final answer
   x = 9,424,725.50