Finding the Third Proportional to 329,887.50 and 545,922

Step by Step Solution

1. Step 1: Write the proportion equation
   329,887.50 : 545,922 = 545,922 : x
2. Step 2: Convert to fraction form
   329,887.50/545,922 = 545,922/x
3. Step 3: Cross multiply
   329,887.50x = 545,922 × 545,922
4. Step 4: Simplify right side
   329,887.50x = 298,030,830,084
5. Step 5: Solve for x
   x = 298,030,830,084/329,887.50
6. Step 6: Final answer
   x = 903,431.72