Finding the Fourth Proportional to 2,111,704.29, 2,916,557.62 and 1,431,459.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,704.29 : 2,916,557.62 = 1,431,459.81 : x
2. Step 2: Convert to fraction form
   2,111,704.29/2,916,557.62 = 1,431,459.81/x
3. Step 3: Cross multiply
   2,111,704.29x = 2,916,557.62 × 1,431,459.81
4. Step 4: Simplify right side
   2,111,704.29x = 4,174,935,018,469.15
5. Step 5: Solve for x
   x = 4,174,935,018,469.15/2,111,704.29
6. Step 6: Final answer
   x = 1,977,045.29