Finding the Fourth Proportional to 9,402.08, 12,973.92 and 5,624.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,402.08 : 12,973.92 = 5,624.50 : x
2. Step 2: Convert to fraction form
   9,402.08/12,973.92 = 5,624.50/x
3. Step 3: Cross multiply
   9,402.08x = 12,973.92 × 5,624.50
4. Step 4: Simplify right side
   9,402.08x = 72,971,813.04
5. Step 5: Solve for x
   x = 72,971,813.04/9,402.08
6. Step 6: Final answer
   x = 7,761.24