Finding the Fourth Proportional to 99,172.96, 148,757.52 and 29,050.72

Step by Step Solution

1. Step 1: Write the proportion equation
   99,172.96 : 148,757.52 = 29,050.72 : x
2. Step 2: Convert to fraction form
   99,172.96/148,757.52 = 29,050.72/x
3. Step 3: Cross multiply
   99,172.96x = 148,757.52 × 29,050.72
4. Step 4: Simplify right side
   99,172.96x = 4,321,513,061.41
5. Step 5: Solve for x
   x = 4,321,513,061.41/99,172.96
6. Step 6: Final answer
   x = 43,575.52