Finding the Fourth Proportional to 1,097,343.18, 1,644,856.88 and 591,766.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097,343.18 : 1,644,856.88 = 591,766.56 : x
2. Step 2: Convert to fraction form
   1,097,343.18/1,644,856.88 = 591,766.56/x
3. Step 3: Cross multiply
   1,097,343.18x = 1,644,856.88 × 591,766.56
4. Step 4: Simplify right side
   1,097,343.18x = 973,371,294,611.10
5. Step 5: Solve for x
   x = 973,371,294,611.10/1,097,343.18
6. Step 6: Final answer
   x = 887,025.42