Finding the Third Proportional to 272,862.50 and 574,003

Step by Step Solution

1. Step 1: Write the proportion equation
   272,862.50 : 574,003 = 574,003 : x
2. Step 2: Convert to fraction form
   272,862.50/574,003 = 574,003/x
3. Step 3: Cross multiply
   272,862.50x = 574,003 × 574,003
4. Step 4: Simplify right side
   272,862.50x = 329,479,444,009
5. Step 5: Solve for x
   x = 329,479,444,009/272,862.50
6. Step 6: Final answer
   x = 1,207,492.58