Finding the Fourth Proportional to 35,320.61, 48,742.25 and 19,404.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,320.61 : 48,742.25 = 19,404.72 : x
2. Step 2: Convert to fraction form
   35,320.61/48,742.25 = 19,404.72/x
3. Step 3: Cross multiply
   35,320.61x = 48,742.25 × 19,404.72
4. Step 4: Simplify right side
   35,320.61x = 945,829,616.40
5. Step 5: Solve for x
   x = 945,829,616.40/35,320.61
6. Step 6: Final answer
   x = 26,778.41