Finding the Third Proportional to 153,385.50 and 328,095

Step by Step Solution

1. Step 1: Write the proportion equation
   153,385.50 : 328,095 = 328,095 : x
2. Step 2: Convert to fraction form
   153,385.50/328,095 = 328,095/x
3. Step 3: Cross multiply
   153,385.50x = 328,095 × 328,095
4. Step 4: Simplify right side
   153,385.50x = 107,646,329,025
5. Step 5: Solve for x
   x = 107,646,329,025/153,385.50
6. Step 6: Final answer
   x = 701,802.51