Finding the Fourth Proportional to 42,264.96, 63,430.56 and 18,588.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,264.96 : 63,430.56 = 18,588.96 : x
2. Step 2: Convert to fraction form
   42,264.96/63,430.56 = 18,588.96/x
3. Step 3: Cross multiply
   42,264.96x = 63,430.56 × 18,588.96
4. Step 4: Simplify right side
   42,264.96x = 1,179,108,142.62
5. Step 5: Solve for x
   x = 1,179,108,142.62/42,264.96
6. Step 6: Final answer
   x = 27,898.01