Finding the Third Proportional to 42,169,768 and 65,165,900

Step by Step Solution

1. Step 1: Write the proportion equation
   42,169,768 : 65,165,900 = 65,165,900 : x
2. Step 2: Convert to fraction form
   42,169,768/65,165,900 = 65,165,900/x
3. Step 3: Cross multiply
   42,169,768x = 65,165,900 × 65,165,900
4. Step 4: Simplify right side
   42,169,768x = 4,246,594,522,810,000
5. Step 5: Solve for x
   x = 4,246,594,522,810,000/42,169,768
6. Step 6: Final answer
   x = 100,702,344.93