Finding the Third Proportional to 70,563 and 100,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,563 : 100,300.50 = 100,300.50 : x
2. Step 2: Convert to fraction form
   70,563/100,300.50 = 100,300.50/x
3. Step 3: Cross multiply
   70,563x = 100,300.50 × 100,300.50
4. Step 4: Simplify right side
   70,563x = 10,060,190,300.25
5. Step 5: Solve for x
   x = 10,060,190,300.25/70,563
6. Step 6: Final answer
   x = 142,570.33