Finding the Third Proportional to 78,093 and 170,320.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,093 : 170,320.50 = 170,320.50 : x
2. Step 2: Convert to fraction form
   78,093/170,320.50 = 170,320.50/x
3. Step 3: Cross multiply
   78,093x = 170,320.50 × 170,320.50
4. Step 4: Simplify right side
   78,093x = 29,009,072,720.25
5. Step 5: Solve for x
   x = 29,009,072,720.25/78,093
6. Step 6: Final answer
   x = 371,468.28