Finding the Fourth Proportional to 99,573.54, 149,389.47 and 29,454.72

Step by Step Solution

1. Step 1: Write the proportion equation
   99,573.54 : 149,389.47 = 29,454.72 : x
2. Step 2: Convert to fraction form
   99,573.54/149,389.47 = 29,454.72/x
3. Step 3: Cross multiply
   99,573.54x = 149,389.47 × 29,454.72
4. Step 4: Simplify right side
   99,573.54x = 4,400,225,009.80
5. Step 5: Solve for x
   x = 4,400,225,009.80/99,573.54
6. Step 6: Final answer
   x = 44,190.71