Finding the Third Proportional to 183,539.50 and 258,468

Step by Step Solution

1. Step 1: Write the proportion equation
   183,539.50 : 258,468 = 258,468 : x
2. Step 2: Convert to fraction form
   183,539.50/258,468 = 258,468/x
3. Step 3: Cross multiply
   183,539.50x = 258,468 × 258,468
4. Step 4: Simplify right side
   183,539.50x = 66,805,707,024
5. Step 5: Solve for x
   x = 66,805,707,024/183,539.50
6. Step 6: Final answer
   x = 363,985.45