Finding the Fourth Proportional to 99,429.78, 149,168.03 and 32,869.91

Step by Step Solution

1. Step 1: Write the proportion equation
   99,429.78 : 149,168.03 = 32,869.91 : x
2. Step 2: Convert to fraction form
   99,429.78/149,168.03 = 32,869.91/x
3. Step 3: Cross multiply
   99,429.78x = 149,168.03 × 32,869.91
4. Step 4: Simplify right side
   99,429.78x = 4,903,138,810.79
5. Step 5: Solve for x
   x = 4,903,138,810.79/99,429.78
6. Step 6: Final answer
   x = 49,312.58