Finding the Third Proportional to 830,842.50 and 1,807,485

Step by Step Solution

1. Step 1: Write the proportion equation
   830,842.50 : 1,807,485 = 1,807,485 : x
2. Step 2: Convert to fraction form
   830,842.50/1,807,485 = 1,807,485/x
3. Step 3: Cross multiply
   830,842.50x = 1,807,485 × 1,807,485
4. Step 4: Simplify right side
   830,842.50x = 3,267,002,025,225
5. Step 5: Solve for x
   x = 3,267,002,025,225/830,842.50
6. Step 6: Final answer
   x = 3,932,155.64