Finding the Third Proportional to 58,689,297 and 128,716,002

Step by Step Solution

1. Step 1: Write the proportion equation
   58,689,297 : 128,716,002 = 128,716,002 : x
2. Step 2: Convert to fraction form
   58,689,297/128,716,002 = 128,716,002/x
3. Step 3: Cross multiply
   58,689,297x = 128,716,002 × 128,716,002
4. Step 4: Simplify right side
   58,689,297x = 16,567,809,170,864,004
5. Step 5: Solve for x
   x = 16,567,809,170,864,004/58,689,297
6. Step 6: Final answer
   x = 282,296,943.70