Finding the Third Proportional to 78,073.88 and 168,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,073.88 : 168,007.50 = 168,007.50 : x
2. Step 2: Convert to fraction form
   78,073.88/168,007.50 = 168,007.50/x
3. Step 3: Cross multiply
   78,073.88x = 168,007.50 × 168,007.50
4. Step 4: Simplify right side
   78,073.88x = 28,226,520,056.25
5. Step 5: Solve for x
   x = 28,226,520,056.25/78,073.88
6. Step 6: Final answer
   x = 361,536.05