Finding the Third Proportional to 70,588.50 and 110,050.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,588.50 : 110,050.50 = 110,050.50 : x
2. Step 2: Convert to fraction form
   70,588.50/110,050.50 = 110,050.50/x
3. Step 3: Cross multiply
   70,588.50x = 110,050.50 × 110,050.50
4. Step 4: Simplify right side
   70,588.50x = 12,111,112,550.25
5. Step 5: Solve for x
   x = 12,111,112,550.25/70,588.50
6. Step 6: Final answer
   x = 171,573.45