Finding the Third Proportional to 4,261,362 and 9,155,172

Step by Step Solution

1. Step 1: Write the proportion equation
   4,261,362 : 9,155,172 = 9,155,172 : x
2. Step 2: Convert to fraction form
   4,261,362/9,155,172 = 9,155,172/x
3. Step 3: Cross multiply
   4,261,362x = 9,155,172 × 9,155,172
4. Step 4: Simplify right side
   4,261,362x = 83,817,174,349,584
5. Step 5: Solve for x
   x = 83,817,174,349,584/4,261,362
6. Step 6: Final answer
   x = 19,669,104.47