Finding the Fourth Proportional to 1,284,993.50, 1,773,329.91 and 711,980.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,993.50 : 1,773,329.91 = 711,980.06 : x
2. Step 2: Convert to fraction form
   1,284,993.50/1,773,329.91 = 711,980.06/x
3. Step 3: Cross multiply
   1,284,993.50x = 1,773,329.91 × 711,980.06
4. Step 4: Simplify right side
   1,284,993.50x = 1,262,575,535,721.59
5. Step 5: Solve for x
   x = 1,262,575,535,721.59/1,284,993.50
6. Step 6: Final answer
   x = 982,554.03