Finding the Fourth Proportional to 31,388.00, 43,322.90 and 17,967

Step by Step Solution

1. Step 1: Write the proportion equation
   31,388.00 : 43,322.90 = 17,967 : x
2. Step 2: Convert to fraction form
   31,388.00/43,322.90 = 17,967/x
3. Step 3: Cross multiply
   31,388.00x = 43,322.90 × 17,967
4. Step 4: Simplify right side
   31,388.00x = 778,382,454.47
5. Step 5: Solve for x
   x = 778,382,454.47/31,388.00
6. Step 6: Final answer
   x = 24,798.73