Finding the Fourth Proportional to 2,123,812.89, 3,186,185.54 and 1,561,141.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,812.89 : 3,186,185.54 = 1,561,141.53 : x
2. Step 2: Convert to fraction form
   2,123,812.89/3,186,185.54 = 1,561,141.53/x
3. Step 3: Cross multiply
   2,123,812.89x = 3,186,185.54 × 1,561,141.53
4. Step 4: Simplify right side
   2,123,812.89x = 4,974,086,568,779.48
5. Step 5: Solve for x
   x = 4,974,086,568,779.48/2,123,812.89
6. Step 6: Final answer
   x = 2,342,054.99