Finding the Fourth Proportional to 1,776,931.98, 2,665,395.90 and 578,852.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,776,931.98 : 2,665,395.90 = 578,852.37 : x
2. Step 2: Convert to fraction form
   1,776,931.98/2,665,395.90 = 578,852.37/x
3. Step 3: Cross multiply
   1,776,931.98x = 2,665,395.90 × 578,852.37
4. Step 4: Simplify right side
   1,776,931.98x = 1,542,870,733,703.28
5. Step 5: Solve for x
   x = 1,542,870,733,703.28/1,776,931.98
6. Step 6: Final answer
   x = 868,277.88