Finding the Third Proportional to 3,742,289 and 7,875,790

Step by Step Solution

1. Step 1: Write the proportion equation
   3,742,289 : 7,875,790 = 7,875,790 : x
2. Step 2: Convert to fraction form
   3,742,289/7,875,790 = 7,875,790/x
3. Step 3: Cross multiply
   3,742,289x = 7,875,790 × 7,875,790
4. Step 4: Simplify right side
   3,742,289x = 62,028,068,124,100
5. Step 5: Solve for x
   x = 62,028,068,124,100/3,742,289
6. Step 6: Final answer
   x = 16,574,900.58