Finding the Fourth Proportional to 99,013.56, 148,443.80 and 32,412.12

Step by Step Solution

1. Step 1: Write the proportion equation
   99,013.56 : 148,443.80 = 32,412.12 : x
2. Step 2: Convert to fraction form
   99,013.56/148,443.80 = 32,412.12/x
3. Step 3: Cross multiply
   99,013.56x = 148,443.80 × 32,412.12
4. Step 4: Simplify right side
   99,013.56x = 4,811,378,258.86
5. Step 5: Solve for x
   x = 4,811,378,258.86/99,013.56
6. Step 6: Final answer
   x = 48,593.12