Finding the Fourth Proportional to 42,478.96, 63,722.76 and 17,529.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,478.96 : 63,722.76 = 17,529.52 : x
2. Step 2: Convert to fraction form
   42,478.96/63,722.76 = 17,529.52/x
3. Step 3: Cross multiply
   42,478.96x = 63,722.76 × 17,529.52
4. Step 4: Simplify right side
   42,478.96x = 1,117,029,395.88
5. Step 5: Solve for x
   x = 1,117,029,395.88/42,478.96
6. Step 6: Final answer
   x = 26,296.06