Finding the Fourth Proportional to 118,127.58, 177,227.10 and 42,216.18

Step by Step Solution

1. Step 1: Write the proportion equation
   118,127.58 : 177,227.10 = 42,216.18 : x
2. Step 2: Convert to fraction form
   118,127.58/177,227.10 = 42,216.18/x
3. Step 3: Cross multiply
   118,127.58x = 177,227.10 × 42,216.18
4. Step 4: Simplify right side
   118,127.58x = 7,481,851,154.48
5. Step 5: Solve for x
   x = 7,481,851,154.48/118,127.58
6. Step 6: Final answer
   x = 63,337.04