Finding the Third Proportional to 46,439.58 and 69,761.88

Step by Step Solution

1. Step 1: Write the proportion equation
   46,439.58 : 69,761.88 = 69,761.88 : x
2. Step 2: Convert to fraction form
   46,439.58/69,761.88 = 69,761.88/x
3. Step 3: Cross multiply
   46,439.58x = 69,761.88 × 69,761.88
4. Step 4: Simplify right side
   46,439.58x = 4,866,720,293.54
5. Step 5: Solve for x
   x = 4,866,720,293.54/46,439.58
6. Step 6: Final answer
   x = 104,796.82