Finding the Third Proportional to 196,072 and 429,480

Step by Step Solution

1. Step 1: Write the proportion equation
   196,072 : 429,480 = 429,480 : x
2. Step 2: Convert to fraction form
   196,072/429,480 = 429,480/x
3. Step 3: Cross multiply
   196,072x = 429,480 × 429,480
4. Step 4: Simplify right side
   196,072x = 184,453,070,400
5. Step 5: Solve for x
   x = 184,453,070,400/196,072
6. Step 6: Final answer
   x = 940,741.52