Finding the Fourth Proportional to 3,111,764.48, 4,294,128.89 and 1,716,381.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111,764.48 : 4,294,128.89 = 1,716,381.39 : x
2. Step 2: Convert to fraction form
   3,111,764.48/4,294,128.89 = 1,716,381.39/x
3. Step 3: Cross multiply
   3,111,764.48x = 4,294,128.89 × 1,716,381.39
4. Step 4: Simplify right side
   3,111,764.48x = 7,370,362,923,796.65
5. Step 5: Solve for x
   x = 7,370,362,923,796.65/3,111,764.48
6. Step 6: Final answer
   x = 2,368,547.80