Finding the Third Proportional to 70,909.50 and 104,964

Step by Step Solution

1. Step 1: Write the proportion equation
   70,909.50 : 104,964 = 104,964 : x
2. Step 2: Convert to fraction form
   70,909.50/104,964 = 104,964/x
3. Step 3: Cross multiply
   70,909.50x = 104,964 × 104,964
4. Step 4: Simplify right side
   70,909.50x = 11,017,441,296
5. Step 5: Solve for x
   x = 11,017,441,296/70,909.50
6. Step 6: Final answer
   x = 155,373.28