Finding the Third Proportional to 355,205.25 and 761,076

Step by Step Solution

1. Step 1: Write the proportion equation
   355,205.25 : 761,076 = 761,076 : x
2. Step 2: Convert to fraction form
   355,205.25/761,076 = 761,076/x
3. Step 3: Cross multiply
   355,205.25x = 761,076 × 761,076
4. Step 4: Simplify right side
   355,205.25x = 579,236,677,776
5. Step 5: Solve for x
   x = 579,236,677,776/355,205.25
6. Step 6: Final answer
   x = 1,630,709.79