Finding the Fourth Proportional to 1,722,185.28, 2,583,597.60 and 524,214.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722,185.28 : 2,583,597.60 = 524,214.72 : x
2. Step 2: Convert to fraction form
   1,722,185.28/2,583,597.60 = 524,214.72/x
3. Step 3: Cross multiply
   1,722,185.28x = 2,583,597.60 × 524,214.72
4. Step 4: Simplify right side
   1,722,185.28x = 1,354,359,892,476.67
5. Step 5: Solve for x
   x = 1,354,359,892,476.67/1,722,185.28
6. Step 6: Final answer
   x = 786,419.39