Finding the Third Proportional to 71,946,473 and 158,238,568

Step by Step Solution

1. Step 1: Write the proportion equation
   71,946,473 : 158,238,568 = 158,238,568 : x
2. Step 2: Convert to fraction form
   71,946,473/158,238,568 = 158,238,568/x
3. Step 3: Cross multiply
   71,946,473x = 158,238,568 × 158,238,568
4. Step 4: Simplify right side
   71,946,473x = 25,039,444,402,690,624
5. Step 5: Solve for x
   x = 25,039,444,402,690,624/71,946,473
6. Step 6: Final answer
   x = 348,028,796.39