Finding the Third Proportional to 394,094 and 611,471.50

Step by Step Solution

1. Step 1: Write the proportion equation
   394,094 : 611,471.50 = 611,471.50 : x
2. Step 2: Convert to fraction form
   394,094/611,471.50 = 611,471.50/x
3. Step 3: Cross multiply
   394,094x = 611,471.50 × 611,471.50
4. Step 4: Simplify right side
   394,094x = 373,897,395,312.25
5. Step 5: Solve for x
   x = 373,897,395,312.25/394,094
6. Step 6: Final answer
   x = 948,751.81