Finding the Fourth Proportional to 88,974.78, 133,499.37 and 39,029.10

Step by Step Solution

1. Step 1: Write the proportion equation
   88,974.78 : 133,499.37 = 39,029.10 : x
2. Step 2: Convert to fraction form
   88,974.78/133,499.37 = 39,029.10/x
3. Step 3: Cross multiply
   88,974.78x = 133,499.37 × 39,029.10
4. Step 4: Simplify right side
   88,974.78x = 5,210,360,261.67
5. Step 5: Solve for x
   x = 5,210,360,261.67/88,974.78
6. Step 6: Final answer
   x = 58,559.97