Finding the Fourth Proportional to 92,401.02, 138,575.79 and 39,074.58

Step by Step Solution

1. Step 1: Write the proportion equation
   92,401.02 : 138,575.79 = 39,074.58 : x
2. Step 2: Convert to fraction form
   92,401.02/138,575.79 = 39,074.58/x
3. Step 3: Cross multiply
   92,401.02x = 138,575.79 × 39,074.58
4. Step 4: Simplify right side
   92,401.02x = 5,414,790,792.42
5. Step 5: Solve for x
   x = 5,414,790,792.42/92,401.02
6. Step 6: Final answer
   x = 58,600.99