Finding the Fourth Proportional to 112,003, 168,007.74 and 28,897

Step by Step Solution

1. Step 1: Write the proportion equation
   112,003 : 168,007.74 = 28,897 : x
2. Step 2: Convert to fraction form
   112,003/168,007.74 = 28,897/x
3. Step 3: Cross multiply
   112,003x = 168,007.74 × 28,897
4. Step 4: Simplify right side
   112,003x = 4,854,919,662.78
5. Step 5: Solve for x
   x = 4,854,919,662.78/112,003
6. Step 6: Final answer
   x = 43,346.34