Finding the Fourth Proportional to 118,039.91, 176,931 and 58,109.63

Step by Step Solution

1. Step 1: Write the proportion equation
   118,039.91 : 176,931 = 58,109.63 : x
2. Step 2: Convert to fraction form
   118,039.91/176,931 = 58,109.63/x
3. Step 3: Cross multiply
   118,039.91x = 176,931 × 58,109.63
4. Step 4: Simplify right side
   118,039.91x = 10,281,394,945.53
5. Step 5: Solve for x
   x = 10,281,394,945.53/118,039.91
6. Step 6: Final answer
   x = 87,101.01