Finding the Third Proportional to 235,426.50 and 503,172

Step by Step Solution

1. Step 1: Write the proportion equation
   235,426.50 : 503,172 = 503,172 : x
2. Step 2: Convert to fraction form
   235,426.50/503,172 = 503,172/x
3. Step 3: Cross multiply
   235,426.50x = 503,172 × 503,172
4. Step 4: Simplify right side
   235,426.50x = 253,182,061,584
5. Step 5: Solve for x
   x = 253,182,061,584/235,426.50
6. Step 6: Final answer
   x = 1,075,418.70