Finding the Third Proportional to 356,630.50 and 529,053

Step by Step Solution

1. Step 1: Write the proportion equation
   356,630.50 : 529,053 = 529,053 : x
2. Step 2: Convert to fraction form
   356,630.50/529,053 = 529,053/x
3. Step 3: Cross multiply
   356,630.50x = 529,053 × 529,053
4. Step 4: Simplify right side
   356,630.50x = 279,897,076,809
5. Step 5: Solve for x
   x = 279,897,076,809/356,630.50
6. Step 6: Final answer
   x = 784,837.74