Finding the Fourth Proportional to 118,345.34, 177,519.57 and 39,459.59

Step by Step Solution

1. Step 1: Write the proportion equation
   118,345.34 : 177,519.57 = 39,459.59 : x
2. Step 2: Convert to fraction form
   118,345.34/177,519.57 = 39,459.59/x
3. Step 3: Cross multiply
   118,345.34x = 177,519.57 × 39,459.59
4. Step 4: Simplify right side
   118,345.34x = 7,004,849,449.18
5. Step 5: Solve for x
   x = 7,004,849,449.18/118,345.34
6. Step 6: Final answer
   x = 59,189.91