Finding the Third Proportional to 70,695.75 and 152,458.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,695.75 : 152,458.50 = 152,458.50 : x
2. Step 2: Convert to fraction form
   70,695.75/152,458.50 = 152,458.50/x
3. Step 3: Cross multiply
   70,695.75x = 152,458.50 × 152,458.50
4. Step 4: Simplify right side
   70,695.75x = 23,243,594,222.25
5. Step 5: Solve for x
   x = 23,243,594,222.25/70,695.75
6. Step 6: Final answer
   x = 328,783.47