Finding the Fourth Proportional to 40,396.02, 60,499.98 and 38,994.72

Step by Step Solution

1. Step 1: Write the proportion equation
   40,396.02 : 60,499.98 = 38,994.72 : x
2. Step 2: Convert to fraction form
   40,396.02/60,499.98 = 38,994.72/x
3. Step 3: Cross multiply
   40,396.02x = 60,499.98 × 38,994.72
4. Step 4: Simplify right side
   40,396.02x = 2,359,179,780.11
5. Step 5: Solve for x
   x = 2,359,179,780.11/40,396.02
6. Step 6: Final answer
   x = 58,401.29