Finding the Fourth Proportional to 2,069,710.60, 3,105,082.58 and 721,892.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069,710.60 : 3,105,082.58 = 721,892.58 : x
2. Step 2: Convert to fraction form
   2,069,710.60/3,105,082.58 = 721,892.58/x
3. Step 3: Cross multiply
   2,069,710.60x = 3,105,082.58 × 721,892.58
4. Step 4: Simplify right side
   2,069,710.60x = 2,241,536,074,789.26
5. Step 5: Solve for x
   x = 2,241,536,074,789.26/2,069,710.60
6. Step 6: Final answer
   x = 1,083,019.08