Finding the Fourth Proportional to 144,058.89, 216,088.38 and 38,877.86

Step by Step Solution

1. Step 1: Write the proportion equation
   144,058.89 : 216,088.38 = 38,877.86 : x
2. Step 2: Convert to fraction form
   144,058.89/216,088.38 = 38,877.86/x
3. Step 3: Cross multiply
   144,058.89x = 216,088.38 × 38,877.86
4. Step 4: Simplify right side
   144,058.89x = 8,401,052,704.82
5. Step 5: Solve for x
   x = 8,401,052,704.82/144,058.89
6. Step 6: Final answer
   x = 58,316.79