Finding the Third Proportional to 3,507,353,474 and 7,632,142,435

Step by Step Solution

1. Step 1: Write the proportion equation
   3,507,353,474 : 7,632,142,435 = 7,632,142,435 : x
2. Step 2: Convert to fraction form
   3,507,353,474/7,632,142,435 = 7,632,142,435/x
3. Step 3: Cross multiply
   3,507,353,474x = 7,632,142,435 × 7,632,142,435
4. Step 4: Simplify right side
   3,507,353,474x = 58,249,598,148,127,727,616
5. Step 5: Solve for x
   x = 58,249,598,148,127,727,616/3,507,353,474
6. Step 6: Final answer
   x = 16,607,849,359.90