Finding the Fourth Proportional to 11,925.61, 16,457.40 and 7,451.96

Step by Step Solution

1. Step 1: Write the proportion equation
   11,925.61 : 16,457.40 = 7,451.96 : x
2. Step 2: Convert to fraction form
   11,925.61/16,457.40 = 7,451.96/x
3. Step 3: Cross multiply
   11,925.61x = 16,457.40 × 7,451.96
4. Step 4: Simplify right side
   11,925.61x = 122,639,886.50
5. Step 5: Solve for x
   x = 122,639,886.50/11,925.61
6. Step 6: Final answer
   x = 10,283.74