Finding the Third Proportional to 45,319.75 and 70,029.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,319.75 : 70,029.50 = 70,029.50 : x
2. Step 2: Convert to fraction form
   45,319.75/70,029.50 = 70,029.50/x
3. Step 3: Cross multiply
   45,319.75x = 70,029.50 × 70,029.50
4. Step 4: Simplify right side
   45,319.75x = 4,904,130,870.25
5. Step 5: Solve for x
   x = 4,904,130,870.25/45,319.75
6. Step 6: Final answer
   x = 108,211.78