Finding the Third Proportional to 359,634 and 540,373.50

Step by Step Solution

1. Step 1: Write the proportion equation
   359,634 : 540,373.50 = 540,373.50 : x
2. Step 2: Convert to fraction form
   359,634/540,373.50 = 540,373.50/x
3. Step 3: Cross multiply
   359,634x = 540,373.50 × 540,373.50
4. Step 4: Simplify right side
   359,634x = 292,003,519,502.25
5. Step 5: Solve for x
   x = 292,003,519,502.25/359,634
6. Step 6: Final answer
   x = 811,946.37