Finding the Third Proportional to 78,180.50 and 152,473

Step by Step Solution

1. Step 1: Write the proportion equation
   78,180.50 : 152,473 = 152,473 : x
2. Step 2: Convert to fraction form
   78,180.50/152,473 = 152,473/x
3. Step 3: Cross multiply
   78,180.50x = 152,473 × 152,473
4. Step 4: Simplify right side
   78,180.50x = 23,248,015,729
5. Step 5: Solve for x
   x = 23,248,015,729/78,180.50
6. Step 6: Final answer
   x = 297,363.35