Finding the Third Proportional to 272,092.50 and 429,006

Step by Step Solution

1. Step 1: Write the proportion equation
   272,092.50 : 429,006 = 429,006 : x
2. Step 2: Convert to fraction form
   272,092.50/429,006 = 429,006/x
3. Step 3: Cross multiply
   272,092.50x = 429,006 × 429,006
4. Step 4: Simplify right side
   272,092.50x = 184,046,148,036
5. Step 5: Solve for x
   x = 184,046,148,036/272,092.50
6. Step 6: Final answer
   x = 676,410.22