Finding the Third Proportional to 3,875,120 and 8,342,572

Step by Step Solution

1. Step 1: Write the proportion equation
   3,875,120 : 8,342,572 = 8,342,572 : x
2. Step 2: Convert to fraction form
   3,875,120/8,342,572 = 8,342,572/x
3. Step 3: Cross multiply
   3,875,120x = 8,342,572 × 8,342,572
4. Step 4: Simplify right side
   3,875,120x = 69,598,507,575,184
5. Step 5: Solve for x
   x = 69,598,507,575,184/3,875,120
6. Step 6: Final answer
   x = 17,960,348.99