Finding the Fourth Proportional to 42,477.96, 63,721.26 and 17,528.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,477.96 : 63,721.26 = 17,528.52 : x
2. Step 2: Convert to fraction form
   42,477.96/63,721.26 = 17,528.52/x
3. Step 3: Cross multiply
   42,477.96x = 63,721.26 × 17,528.52
4. Step 4: Simplify right side
   42,477.96x = 1,116,939,380.34
5. Step 5: Solve for x
   x = 1,116,939,380.34/42,477.96
6. Step 6: Final answer
   x = 26,294.56