Finding the Fourth Proportional to 99,429.12, 149,169.28 and 37,100.16

Step by Step Solution

1. Step 1: Write the proportion equation
   99,429.12 : 149,169.28 = 37,100.16 : x
2. Step 2: Convert to fraction form
   99,429.12/149,169.28 = 37,100.16/x
3. Step 3: Cross multiply
   99,429.12x = 149,169.28 × 37,100.16
4. Step 4: Simplify right side
   99,429.12x = 5,534,204,155.08
5. Step 5: Solve for x
   x = 5,534,204,155.08/99,429.12
6. Step 6: Final answer
   x = 55,659.79