Finding the Third Proportional to 45,042 and 70,114.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,042 : 70,114.50 = 70,114.50 : x
2. Step 2: Convert to fraction form
   45,042/70,114.50 = 70,114.50/x
3. Step 3: Cross multiply
   45,042x = 70,114.50 × 70,114.50
4. Step 4: Simplify right side
   45,042x = 4,916,043,110.25
5. Step 5: Solve for x
   x = 4,916,043,110.25/45,042
6. Step 6: Final answer
   x = 109,143.54