Finding the Third Proportional to 78,746,104 and 123,280,248

Step by Step Solution

1. Step 1: Write the proportion equation
   78,746,104 : 123,280,248 = 123,280,248 : x
2. Step 2: Convert to fraction form
   78,746,104/123,280,248 = 123,280,248/x
3. Step 3: Cross multiply
   78,746,104x = 123,280,248 × 123,280,248
4. Step 4: Simplify right side
   78,746,104x = 15,198,019,546,941,504
5. Step 5: Solve for x
   x = 15,198,019,546,941,504/78,746,104
6. Step 6: Final answer
   x = 193,000,272.71