Finding the Third Proportional to 32,870.50 and 71,961

Step by Step Solution

1. Step 1: Write the proportion equation
   32,870.50 : 71,961 = 71,961 : x
2. Step 2: Convert to fraction form
   32,870.50/71,961 = 71,961/x
3. Step 3: Cross multiply
   32,870.50x = 71,961 × 71,961
4. Step 4: Simplify right side
   32,870.50x = 5,178,385,521
5. Step 5: Solve for x
   x = 5,178,385,521/32,870.50
6. Step 6: Final answer
   x = 157,538.99