Finding the Third Proportional to 235,045.50 and 342,726

Step by Step Solution

1. Step 1: Write the proportion equation
   235,045.50 : 342,726 = 342,726 : x
2. Step 2: Convert to fraction form
   235,045.50/342,726 = 342,726/x
3. Step 3: Cross multiply
   235,045.50x = 342,726 × 342,726
4. Step 4: Simplify right side
   235,045.50x = 117,461,111,076
5. Step 5: Solve for x
   x = 117,461,111,076/235,045.50
6. Step 6: Final answer
   x = 499,737.76