Finding the Fourth Proportional to 99,300.84, 148,919.64 and 32,728.56

Step by Step Solution

1. Step 1: Write the proportion equation
   99,300.84 : 148,919.64 = 32,728.56 : x
2. Step 2: Convert to fraction form
   99,300.84/148,919.64 = 32,728.56/x
3. Step 3: Cross multiply
   99,300.84x = 148,919.64 × 32,728.56
4. Step 4: Simplify right side
   99,300.84x = 4,873,925,372.92
5. Step 5: Solve for x
   x = 4,873,925,372.92/99,300.84
6. Step 6: Final answer
   x = 49,082.42