Finding the Third Proportional to 30,876,516 and 65,746,440

Step by Step Solution

1. Step 1: Write the proportion equation
   30,876,516 : 65,746,440 = 65,746,440 : x
2. Step 2: Convert to fraction form
   30,876,516/65,746,440 = 65,746,440/x
3. Step 3: Cross multiply
   30,876,516x = 65,746,440 × 65,746,440
4. Step 4: Simplify right side
   30,876,516x = 4,322,594,372,673,600
5. Step 5: Solve for x
   x = 4,322,594,372,673,600/30,876,516
6. Step 6: Final answer
   x = 139,996,182.62