Finding the Fourth Proportional to 1,284,820.32, 1,773,028.98 and 711,849

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,820.32 : 1,773,028.98 = 711,849 : x
2. Step 2: Convert to fraction form
   1,284,820.32/1,773,028.98 = 711,849/x
3. Step 3: Cross multiply
   1,284,820.32x = 1,773,028.98 × 711,849
4. Step 4: Simplify right side
   1,284,820.32x = 1,262,128,906,384.02
5. Step 5: Solve for x
   x = 1,262,128,906,384.02/1,284,820.32
6. Step 6: Final answer
   x = 982,338.84