Finding the Third Proportional to 118,210.50 and 253,026

Step by Step Solution

1. Step 1: Write the proportion equation
   118,210.50 : 253,026 = 253,026 : x
2. Step 2: Convert to fraction form
   118,210.50/253,026 = 253,026/x
3. Step 3: Cross multiply
   118,210.50x = 253,026 × 253,026
4. Step 4: Simplify right side
   118,210.50x = 64,022,156,676
5. Step 5: Solve for x
   x = 64,022,156,676/118,210.50
6. Step 6: Final answer
   x = 541,594.50