Finding the Third Proportional to 182,185 and 400,239.50

Step by Step Solution

1. Step 1: Write the proportion equation
   182,185 : 400,239.50 = 400,239.50 : x
2. Step 2: Convert to fraction form
   182,185/400,239.50 = 400,239.50/x
3. Step 3: Cross multiply
   182,185x = 400,239.50 × 400,239.50
4. Step 4: Simplify right side
   182,185x = 160,191,657,360.25
5. Step 5: Solve for x
   x = 160,191,657,360.25/182,185
6. Step 6: Final answer
   x = 879,280.17