Finding the Third Proportional to 30,649.50 and 47,790.56

Step by Step Solution

1. Step 1: Write the proportion equation
   30,649.50 : 47,790.56 = 47,790.56 : x
2. Step 2: Convert to fraction form
   30,649.50/47,790.56 = 47,790.56/x
3. Step 3: Cross multiply
   30,649.50x = 47,790.56 × 47,790.56
4. Step 4: Simplify right side
   30,649.50x = 2,283,937,864.07
5. Step 5: Solve for x
   x = 2,283,937,864.07/30,649.50
6. Step 6: Final answer
   x = 74,517.95