Finding the Fourth Proportional to 27,123, 37,419.30 and 17,047.32

Step by Step Solution

1. Step 1: Write the proportion equation
   27,123 : 37,419.30 = 17,047.32 : x
2. Step 2: Convert to fraction form
   27,123/37,419.30 = 17,047.32/x
3. Step 3: Cross multiply
   27,123x = 37,419.30 × 17,047.32
4. Step 4: Simplify right side
   27,123x = 637,898,781.28
5. Step 5: Solve for x
   x = 637,898,781.28/27,123
6. Step 6: Final answer
   x = 23,518.74