Finding the Fourth Proportional to 1,771,785.32, 2,658,065.58 and 573,828.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,771,785.32 : 2,658,065.58 = 573,828.72 : x
2. Step 2: Convert to fraction form
   1,771,785.32/2,658,065.58 = 573,828.72/x
3. Step 3: Cross multiply
   1,771,785.32x = 2,658,065.58 × 573,828.72
4. Step 4: Simplify right side
   1,771,785.32x = 1,525,274,369,447.46
5. Step 5: Solve for x
   x = 1,525,274,369,447.46/1,771,785.32
6. Step 6: Final answer
   x = 860,868.61