Finding the Third Proportional to 342,086.63 and 536,625

Step by Step Solution

1. Step 1: Write the proportion equation
   342,086.63 : 536,625 = 536,625 : x
2. Step 2: Convert to fraction form
   342,086.63/536,625 = 536,625/x
3. Step 3: Cross multiply
   342,086.63x = 536,625 × 536,625
4. Step 4: Simplify right side
   342,086.63x = 287,966,390,625
5. Step 5: Solve for x
   x = 287,966,390,625/342,086.63
6. Step 6: Final answer
   x = 841,793.77