Finding the Fourth Proportional to 35,061.03, 48,387.72 and 20,913.87

Step by Step Solution

1. Step 1: Write the proportion equation
   35,061.03 : 48,387.72 = 20,913.87 : x
2. Step 2: Convert to fraction form
   35,061.03/48,387.72 = 20,913.87/x
3. Step 3: Cross multiply
   35,061.03x = 48,387.72 × 20,913.87
4. Step 4: Simplify right side
   35,061.03x = 1,011,974,462.42
5. Step 5: Solve for x
   x = 1,011,974,462.42/35,061.03
6. Step 6: Final answer
   x = 28,863.23