Finding the Third Proportional to 67,317,858 and 147,404,565

Step by Step Solution

1. Step 1: Write the proportion equation
   67,317,858 : 147,404,565 = 147,404,565 : x
2. Step 2: Convert to fraction form
   67,317,858/147,404,565 = 147,404,565/x
3. Step 3: Cross multiply
   67,317,858x = 147,404,565 × 147,404,565
4. Step 4: Simplify right side
   67,317,858x = 21,728,105,782,839,224
5. Step 5: Solve for x
   x = 21,728,105,782,839,224/67,317,858
6. Step 6: Final answer
   x = 322,768,822.84