Finding the Fourth Proportional to 2,068,896.49, 3,103,362.01 and 721,056.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068,896.49 : 3,103,362.01 = 721,056.91 : x
2. Step 2: Convert to fraction form
   2,068,896.49/3,103,362.01 = 721,056.91/x
3. Step 3: Cross multiply
   2,068,896.49x = 3,103,362.01 × 721,056.91
4. Step 4: Simplify right side
   2,068,896.49x = 2,237,700,606,025.18
5. Step 5: Solve for x
   x = 2,237,700,606,025.18/2,068,896.49
6. Step 6: Final answer
   x = 1,081,591.38