Finding the Third Proportional to 9,055.50 and 13,312.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,055.50 : 13,312.25 = 13,312.25 : x
2. Step 2: Convert to fraction form
   9,055.50/13,312.25 = 13,312.25/x
3. Step 3: Cross multiply
   9,055.50x = 13,312.25 × 13,312.25
4. Step 4: Simplify right side
   9,055.50x = 177,216,000.06
5. Step 5: Solve for x
   x = 177,216,000.06/9,055.50
6. Step 6: Final answer
   x = 19,569.99