Finding the Third Proportional to 359,070 and 546,066

Step by Step Solution

1. Step 1: Write the proportion equation
   359,070 : 546,066 = 546,066 : x
2. Step 2: Convert to fraction form
   359,070/546,066 = 546,066/x
3. Step 3: Cross multiply
   359,070x = 546,066 × 546,066
4. Step 4: Simplify right side
   359,070x = 298,188,076,356
5. Step 5: Solve for x
   x = 298,188,076,356/359,070
6. Step 6: Final answer
   x = 830,445.53