Finding the Third Proportional to 30,602.81 and 47,187.56

Step by Step Solution

1. Step 1: Write the proportion equation
   30,602.81 : 47,187.56 = 47,187.56 : x
2. Step 2: Convert to fraction form
   30,602.81/47,187.56 = 47,187.56/x
3. Step 3: Cross multiply
   30,602.81x = 47,187.56 × 47,187.56
4. Step 4: Simplify right side
   30,602.81x = 2,226,666,054.69
5. Step 5: Solve for x
   x = 2,226,666,054.69/30,602.81
6. Step 6: Final answer
   x = 72,760.18