Finding the Third Proportional to 47,005.31 and 70,906.64

Step by Step Solution

1. Step 1: Write the proportion equation
   47,005.31 : 70,906.64 = 70,906.64 : x
2. Step 2: Convert to fraction form
   47,005.31/70,906.64 = 70,906.64/x
3. Step 3: Cross multiply
   47,005.31x = 70,906.64 × 70,906.64
4. Step 4: Simplify right side
   47,005.31x = 5,027,751,684.72
5. Step 5: Solve for x
   x = 5,027,751,684.72/47,005.31
6. Step 6: Final answer
   x = 106,961.35