Finding the Third Proportional to 132,343.50 and 312,168

Step by Step Solution

1. Step 1: Write the proportion equation
   132,343.50 : 312,168 = 312,168 : x
2. Step 2: Convert to fraction form
   132,343.50/312,168 = 312,168/x
3. Step 3: Cross multiply
   132,343.50x = 312,168 × 312,168
4. Step 4: Simplify right side
   132,343.50x = 97,448,860,224
5. Step 5: Solve for x
   x = 97,448,860,224/132,343.50
6. Step 6: Final answer
   x = 736,332.80