Finding the Third Proportional to 3,848,308.17 and 8,366,435.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,848,308.17 : 8,366,435.72 = 8,366,435.72 : x
2. Step 2: Convert to fraction form
   3,848,308.17/8,366,435.72 = 8,366,435.72/x
3. Step 3: Cross multiply
   3,848,308.17x = 8,366,435.72 × 8,366,435.72
4. Step 4: Simplify right side
   3,848,308.17x = 69,997,246,635,975.83
5. Step 5: Solve for x
   x = 69,997,246,635,975.83/3,848,308.17
6. Step 6: Final answer
   x = 18,189,095.96