Finding the Third Proportional to 252,529.50 and 545,118

Step by Step Solution

1. Step 1: Write the proportion equation
   252,529.50 : 545,118 = 545,118 : x
2. Step 2: Convert to fraction form
   252,529.50/545,118 = 545,118/x
3. Step 3: Cross multiply
   252,529.50x = 545,118 × 545,118
4. Step 4: Simplify right side
   252,529.50x = 297,153,633,924
5. Step 5: Solve for x
   x = 297,153,633,924/252,529.50
6. Step 6: Final answer
   x = 1,176,708.60