Finding the Third Proportional to 69,544.83 and 148,929.89

Step by Step Solution

1. Step 1: Write the proportion equation
   69,544.83 : 148,929.89 = 148,929.89 : x
2. Step 2: Convert to fraction form
   69,544.83/148,929.89 = 148,929.89/x
3. Step 3: Cross multiply
   69,544.83x = 148,929.89 × 148,929.89
4. Step 4: Simplify right side
   69,544.83x = 22,180,112,321.57
5. Step 5: Solve for x
   x = 22,180,112,321.57/69,544.83
6. Step 6: Final answer
   x = 318,932.59