Finding the Fourth Proportional to 42,738.06, 64,130.04 and 17,795.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,738.06 : 64,130.04 = 17,795.34 : x
2. Step 2: Convert to fraction form
   42,738.06/64,130.04 = 17,795.34/x
3. Step 3: Cross multiply
   42,738.06x = 64,130.04 × 17,795.34
4. Step 4: Simplify right side
   42,738.06x = 1,141,215,866.01
5. Step 5: Solve for x
   x = 1,141,215,866.01/42,738.06
6. Step 6: Final answer
   x = 26,702.57