Finding the Fourth Proportional to 1,776,651.98, 2,665,164.65 and 578,667.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,776,651.98 : 2,665,164.65 = 578,667.58 : x
2. Step 2: Convert to fraction form
   1,776,651.98/2,665,164.65 = 578,667.58/x
3. Step 3: Cross multiply
   1,776,651.98x = 2,665,164.65 × 578,667.58
4. Step 4: Simplify right side
   1,776,651.98x = 1,542,244,368,760.80
5. Step 5: Solve for x
   x = 1,542,244,368,760.80/1,776,651.98
6. Step 6: Final answer
   x = 868,062.17