Finding the Third Proportional to 152,307 and 330,037.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,307 : 330,037.50 = 330,037.50 : x
2. Step 2: Convert to fraction form
   152,307/330,037.50 = 330,037.50/x
3. Step 3: Cross multiply
   152,307x = 330,037.50 × 330,037.50
4. Step 4: Simplify right side
   152,307x = 108,924,751,406.25
5. Step 5: Solve for x
   x = 108,924,751,406.25/152,307
6. Step 6: Final answer
   x = 715,165.76