Finding the Fourth Proportional to 99,709.31, 149,563.89 and 29,588.63

Step by Step Solution

1. Step 1: Write the proportion equation
   99,709.31 : 149,563.89 = 29,588.63 : x
2. Step 2: Convert to fraction form
   99,709.31/149,563.89 = 29,588.63/x
3. Step 3: Cross multiply
   99,709.31x = 149,563.89 × 29,588.63
4. Step 4: Simplify right side
   99,709.31x = 4,425,389,854.75
5. Step 5: Solve for x
   x = 4,425,389,854.75/99,709.31
6. Step 6: Final answer
   x = 44,382.91