Finding the Fourth Proportional to 31,527, 43,507.56 and 17,380.35

Step by Step Solution

1. Step 1: Write the proportion equation
   31,527 : 43,507.56 = 17,380.35 : x
2. Step 2: Convert to fraction form
   31,527/43,507.56 = 17,380.35/x
3. Step 3: Cross multiply
   31,527x = 43,507.56 × 17,380.35
4. Step 4: Simplify right side
   31,527x = 756,176,620.45
5. Step 5: Solve for x
   x = 756,176,620.45/31,527
6. Step 6: Final answer
   x = 23,985.05