Finding the Third Proportional to 67,269,636 and 147,561,480

Step by Step Solution

1. Step 1: Write the proportion equation
   67,269,636 : 147,561,480 = 147,561,480 : x
2. Step 2: Convert to fraction form
   67,269,636/147,561,480 = 147,561,480/x
3. Step 3: Cross multiply
   67,269,636x = 147,561,480 × 147,561,480
4. Step 4: Simplify right side
   67,269,636x = 21,774,390,379,790,400
5. Step 5: Solve for x
   x = 21,774,390,379,790,400/67,269,636
6. Step 6: Final answer
   x = 323,688,244.42