Finding the Third Proportional to 359,235 and 782,437.50

Step by Step Solution

1. Step 1: Write the proportion equation
   359,235 : 782,437.50 = 782,437.50 : x
2. Step 2: Convert to fraction form
   359,235/782,437.50 = 782,437.50/x
3. Step 3: Cross multiply
   359,235x = 782,437.50 × 782,437.50
4. Step 4: Simplify right side
   359,235x = 612,208,441,406.25
5. Step 5: Solve for x
   x = 612,208,441,406.25/359,235
6. Step 6: Final answer
   x = 1,704,200.43