Finding the Fourth Proportional to 99,874.72, 149,796.72 and 29,742.88

Step by Step Solution

1. Step 1: Write the proportion equation
   99,874.72 : 149,796.72 = 29,742.88 : x
2. Step 2: Convert to fraction form
   99,874.72/149,796.72 = 29,742.88/x
3. Step 3: Cross multiply
   99,874.72x = 149,796.72 × 29,742.88
4. Step 4: Simplify right side
   99,874.72x = 4,455,385,867.35
5. Step 5: Solve for x
   x = 4,455,385,867.35/99,874.72
6. Step 6: Final answer
   x = 44,609.75