Finding the Third Proportional to 68,653,116 and 103,618,109

Step by Step Solution

1. Step 1: Write the proportion equation
   68,653,116 : 103,618,109 = 103,618,109 : x
2. Step 2: Convert to fraction form
   68,653,116/103,618,109 = 103,618,109/x
3. Step 3: Cross multiply
   68,653,116x = 103,618,109 × 103,618,109
4. Step 4: Simplify right side
   68,653,116x = 10,736,712,512,735,880
5. Step 5: Solve for x
   x = 10,736,712,512,735,880/68,653,116
6. Step 6: Final answer
   x = 156,390,753.08