Finding the Fourth Proportional to 118,515.30, 177,659.55 and 59,291.34

Step by Step Solution

1. Step 1: Write the proportion equation
   118,515.30 : 177,659.55 = 59,291.34 : x
2. Step 2: Convert to fraction form
   118,515.30/177,659.55 = 59,291.34/x
3. Step 3: Cross multiply
   118,515.30x = 177,659.55 × 59,291.34
4. Step 4: Simplify right side
   118,515.30x = 10,533,672,783.30
5. Step 5: Solve for x
   x = 10,533,672,783.30/118,515.30
6. Step 6: Final answer
   x = 88,880.28