Finding the Third Proportional to 65,433,048 and 137,635,068

Step by Step Solution

1. Step 1: Write the proportion equation
   65,433,048 : 137,635,068 = 137,635,068 : x
2. Step 2: Convert to fraction form
   65,433,048/137,635,068 = 137,635,068/x
3. Step 3: Cross multiply
   65,433,048x = 137,635,068 × 137,635,068
4. Step 4: Simplify right side
   65,433,048x = 18,943,411,943,364,624
5. Step 5: Solve for x
   x = 18,943,411,943,364,624/65,433,048
6. Step 6: Final answer
   x = 289,508,322.21