Finding the Third Proportional to 30,926.81 and 47,005.31

Step by Step Solution

1. Step 1: Write the proportion equation
   30,926.81 : 47,005.31 = 47,005.31 : x
2. Step 2: Convert to fraction form
   30,926.81/47,005.31 = 47,005.31/x
3. Step 3: Cross multiply
   30,926.81x = 47,005.31 × 47,005.31
4. Step 4: Simplify right side
   30,926.81x = 2,209,499,403.22
5. Step 5: Solve for x
   x = 2,209,499,403.22/30,926.81
6. Step 6: Final answer
   x = 71,442.84