Finding the Third Proportional to 3,862,557 and 8,314,146

Step by Step Solution

1. Step 1: Write the proportion equation
   3,862,557 : 8,314,146 = 8,314,146 : x
2. Step 2: Convert to fraction form
   3,862,557/8,314,146 = 8,314,146/x
3. Step 3: Cross multiply
   3,862,557x = 8,314,146 × 8,314,146
4. Step 4: Simplify right side
   3,862,557x = 69,125,023,709,316
5. Step 5: Solve for x
   x = 69,125,023,709,316/3,862,557
6. Step 6: Final answer
   x = 17,896,182.17