Finding the Third Proportional to 579,548 and 851,956.50

Step by Step Solution

1. Step 1: Write the proportion equation
   579,548 : 851,956.50 = 851,956.50 : x
2. Step 2: Convert to fraction form
   579,548/851,956.50 = 851,956.50/x
3. Step 3: Cross multiply
   579,548x = 851,956.50 × 851,956.50
4. Step 4: Simplify right side
   579,548x = 725,829,877,892.25
5. Step 5: Solve for x
   x = 725,829,877,892.25/579,548
6. Step 6: Final answer
   x = 1,252,406.84