Finding the Fourth Proportional to 9,003.89, 12,426.06 and 4,971.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,003.89 : 12,426.06 = 4,971.50 : x
2. Step 2: Convert to fraction form
   9,003.89/12,426.06 = 4,971.50/x
3. Step 3: Cross multiply
   9,003.89x = 12,426.06 × 4,971.50
4. Step 4: Simplify right side
   9,003.89x = 61,776,070.30
5. Step 5: Solve for x
   x = 61,776,070.30/9,003.89
6. Step 6: Final answer
   x = 6,861.04