Finding the Third Proportional to 56,608,628 and 123,465,026

Step by Step Solution

1. Step 1: Write the proportion equation
   56,608,628 : 123,465,026 = 123,465,026 : x
2. Step 2: Convert to fraction form
   56,608,628/123,465,026 = 123,465,026/x
3. Step 3: Cross multiply
   56,608,628x = 123,465,026 × 123,465,026
4. Step 4: Simplify right side
   56,608,628x = 15,243,612,645,180,676
5. Step 5: Solve for x
   x = 15,243,612,645,180,676/56,608,628
6. Step 6: Final answer
   x = 269,280,729.52