Finding the Third Proportional to 65,293,284 and 142,523,216

Step by Step Solution

1. Step 1: Write the proportion equation
   65,293,284 : 142,523,216 = 142,523,216 : x
2. Step 2: Convert to fraction form
   65,293,284/142,523,216 = 142,523,216/x
3. Step 3: Cross multiply
   65,293,284x = 142,523,216 × 142,523,216
4. Step 4: Simplify right side
   65,293,284x = 20,312,867,098,982,656
5. Step 5: Solve for x
   x = 20,312,867,098,982,656/65,293,284
6. Step 6: Final answer
   x = 311,101,936.59