Finding the Fourth Proportional to 1,333,412.01, 1,840,113.42 and 721,564.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333,412.01 : 1,840,113.42 = 721,564.71 : x
2. Step 2: Convert to fraction form
   1,333,412.01/1,840,113.42 = 721,564.71/x
3. Step 3: Cross multiply
   1,333,412.01x = 1,840,113.42 × 721,564.71
4. Step 4: Simplify right side
   1,333,412.01x = 1,327,760,906,269.41
5. Step 5: Solve for x
   x = 1,327,760,906,269.41/1,333,412.01
6. Step 6: Final answer
   x = 995,761.92