Finding the Third Proportional to 200,064.94 and 429,517.69

Step by Step Solution

1. Step 1: Write the proportion equation
   200,064.94 : 429,517.69 = 429,517.69 : x
2. Step 2: Convert to fraction form
   200,064.94/429,517.69 = 429,517.69/x
3. Step 3: Cross multiply
   200,064.94x = 429,517.69 × 429,517.69
4. Step 4: Simplify right side
   200,064.94x = 184,485,443,875.35
5. Step 5: Solve for x
   x = 184,485,443,875.35/200,064.94
6. Step 6: Final answer
   x = 922,127.82