Finding the Fourth Proportional to 112,903.50, 169,355.33 and 28,669.98

Step by Step Solution

1. Step 1: Write the proportion equation
   112,903.50 : 169,355.33 = 28,669.98 : x
2. Step 2: Convert to fraction form
   112,903.50/169,355.33 = 28,669.98/x
3. Step 3: Cross multiply
   112,903.50x = 169,355.33 × 28,669.98
4. Step 4: Simplify right side
   112,903.50x = 4,855,413,780.64
5. Step 5: Solve for x
   x = 4,855,413,780.64/112,903.50
6. Step 6: Final answer
   x = 43,004.99