Finding the Third Proportional to 392,760 and 832,171.50

Step by Step Solution

1. Step 1: Write the proportion equation
   392,760 : 832,171.50 = 832,171.50 : x
2. Step 2: Convert to fraction form
   392,760/832,171.50 = 832,171.50/x
3. Step 3: Cross multiply
   392,760x = 832,171.50 × 832,171.50
4. Step 4: Simplify right side
   392,760x = 692,509,405,412.25
5. Step 5: Solve for x
   x = 692,509,405,412.25/392,760
6. Step 6: Final answer
   x = 1,763,187.20