Finding the Fourth Proportional to 2,090,900.72, 3,136,385.48 and 574,574.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090,900.72 : 3,136,385.48 = 574,574.18 : x
2. Step 2: Convert to fraction form
   2,090,900.72/3,136,385.48 = 574,574.18/x
3. Step 3: Cross multiply
   2,090,900.72x = 3,136,385.48 × 574,574.18
4. Step 4: Simplify right side
   2,090,900.72x = 1,802,086,096,780.11
5. Step 5: Solve for x
   x = 1,802,086,096,780.11/2,090,900.72
6. Step 6: Final answer
   x = 861,870.71