Finding the Third Proportional to 45,137.25 and 70,204.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,137.25 : 70,204.50 = 70,204.50 : x
2. Step 2: Convert to fraction form
   45,137.25/70,204.50 = 70,204.50/x
3. Step 3: Cross multiply
   45,137.25x = 70,204.50 × 70,204.50
4. Step 4: Simplify right side
   45,137.25x = 4,928,671,820.25
5. Step 5: Solve for x
   x = 4,928,671,820.25/45,137.25
6. Step 6: Final answer
   x = 109,193.00