Finding the Third Proportional to 265,853 and 573,447.50

Step by Step Solution

1. Step 1: Write the proportion equation
   265,853 : 573,447.50 = 573,447.50 : x
2. Step 2: Convert to fraction form
   265,853/573,447.50 = 573,447.50/x
3. Step 3: Cross multiply
   265,853x = 573,447.50 × 573,447.50
4. Step 4: Simplify right side
   265,853x = 328,842,035,256.25
5. Step 5: Solve for x
   x = 328,842,035,256.25/265,853
6. Step 6: Final answer
   x = 1,236,931.82