Finding the Fourth Proportional to 42,832.56, 64,179.72 and 26,382

Step by Step Solution

1. Step 1: Write the proportion equation
   42,832.56 : 64,179.72 = 26,382 : x
2. Step 2: Convert to fraction form
   42,832.56/64,179.72 = 26,382/x
3. Step 3: Cross multiply
   42,832.56x = 64,179.72 × 26,382
4. Step 4: Simplify right side
   42,832.56x = 1,693,189,373.04
5. Step 5: Solve for x
   x = 1,693,189,373.04/42,832.56
6. Step 6: Final answer
   x = 39,530.43