Finding the Fourth Proportional to 62,477.78, 93,721.52 and 18,105.18

Step by Step Solution

1. Step 1: Write the proportion equation
   62,477.78 : 93,721.52 = 18,105.18 : x
2. Step 2: Convert to fraction form
   62,477.78/93,721.52 = 18,105.18/x
3. Step 3: Cross multiply
   62,477.78x = 93,721.52 × 18,105.18
4. Step 4: Simplify right side
   62,477.78x = 1,696,844,989.47
5. Step 5: Solve for x
   x = 1,696,844,989.47/62,477.78
6. Step 6: Final answer
   x = 27,159.18