Finding the Fourth Proportional to 9,106.86, 12,562.70 and 5,748.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,106.86 : 12,562.70 = 5,748.46 : x
2. Step 2: Convert to fraction form
   9,106.86/12,562.70 = 5,748.46/x
3. Step 3: Cross multiply
   9,106.86x = 12,562.70 × 5,748.46
4. Step 4: Simplify right side
   9,106.86x = 72,216,192.81
5. Step 5: Solve for x
   x = 72,216,192.81/9,106.86
6. Step 6: Final answer
   x = 7,929.87