Finding the Third Proportional to 69,615.50 and 112,091.25

Step by Step Solution

1. Step 1: Write the proportion equation
   69,615.50 : 112,091.25 = 112,091.25 : x
2. Step 2: Convert to fraction form
   69,615.50/112,091.25 = 112,091.25/x
3. Step 3: Cross multiply
   69,615.50x = 112,091.25 × 112,091.25
4. Step 4: Simplify right side
   69,615.50x = 12,564,448,326.56
5. Step 5: Solve for x
   x = 12,564,448,326.56/69,615.50
6. Step 6: Final answer
   x = 180,483.49