Finding the Third Proportional to 73,664 and 156,987.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,664 : 156,987.50 = 156,987.50 : x
2. Step 2: Convert to fraction form
   73,664/156,987.50 = 156,987.50/x
3. Step 3: Cross multiply
   73,664x = 156,987.50 × 156,987.50
4. Step 4: Simplify right side
   73,664x = 24,645,075,156.25
5. Step 5: Solve for x
   x = 24,645,075,156.25/73,664
6. Step 6: Final answer
   x = 334,560.64