Finding the Third Proportional to 31,005.28 and 46,422.49

Step by Step Solution

1. Step 1: Write the proportion equation
   31,005.28 : 46,422.49 = 46,422.49 : x
2. Step 2: Convert to fraction form
   31,005.28/46,422.49 = 46,422.49/x
3. Step 3: Cross multiply
   31,005.28x = 46,422.49 × 46,422.49
4. Step 4: Simplify right side
   31,005.28x = 2,155,047,780.90
5. Step 5: Solve for x
   x = 2,155,047,780.90/31,005.28
6. Step 6: Final answer
   x = 69,505.83