Finding the Third Proportional to 71,077.50 and 152,865.98

Step by Step Solution

1. Step 1: Write the proportion equation
   71,077.50 : 152,865.98 = 152,865.98 : x
2. Step 2: Convert to fraction form
   71,077.50/152,865.98 = 152,865.98/x
3. Step 3: Cross multiply
   71,077.50x = 152,865.98 × 152,865.98
4. Step 4: Simplify right side
   71,077.50x = 23,368,009,178.94
5. Step 5: Solve for x
   x = 23,368,009,178.94/71,077.50
6. Step 6: Final answer
   x = 328,768.02