Finding the Third Proportional to 31,104.50 and 46,656.75

Step by Step Solution

1. Step 1: Write the proportion equation
   31,104.50 : 46,656.75 = 46,656.75 : x
2. Step 2: Convert to fraction form
   31,104.50/46,656.75 = 46,656.75/x
3. Step 3: Cross multiply
   31,104.50x = 46,656.75 × 46,656.75
4. Step 4: Simplify right side
   31,104.50x = 2,176,852,320.56
5. Step 5: Solve for x
   x = 2,176,852,320.56/31,104.50
6. Step 6: Final answer
   x = 69,985.13