Finding the Fourth Proportional to 2,068,560.56, 2,854,723.56 and 1,209,623.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068,560.56 : 2,854,723.56 = 1,209,623.60 : x
2. Step 2: Convert to fraction form
   2,068,560.56/2,854,723.56 = 1,209,623.60/x
3. Step 3: Cross multiply
   2,068,560.56x = 2,854,723.56 × 1,209,623.60
4. Step 4: Simplify right side
   2,068,560.56x = 3,453,140,989,652.02
5. Step 5: Solve for x
   x = 3,453,140,989,652.02/2,068,560.56
6. Step 6: Final answer
   x = 1,669,344.88