Finding the Fourth Proportional to 31,286,443.59, 43,171,323.19 and 17,153,911.28

Step by Step Solution

1. Step 1: Write the proportion equation
   31,286,443.59 : 43,171,323.19 = 17,153,911.28 : x
2. Step 2: Convert to fraction form
   31,286,443.59/43,171,323.19 = 17,153,911.28/x
3. Step 3: Cross multiply
   31,286,443.59x = 43,171,323.19 × 17,153,911.28
4. Step 4: Simplify right side
   31,286,443.59x = 740,557,047,906,510
5. Step 5: Solve for x
   x = 740,557,047,906,510/31,286,443.59
6. Step 6: Final answer
   x = 23,670,221.44