Finding the Fourth Proportional to 7,152,835.92, 9,871,173.24 and 4,097,640.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,152,835.92 : 9,871,173.24 = 4,097,640.72 : x
2. Step 2: Convert to fraction form
   7,152,835.92/9,871,173.24 = 4,097,640.72/x
3. Step 3: Cross multiply
   7,152,835.92x = 9,871,173.24 × 4,097,640.72
4. Step 4: Simplify right side
   7,152,835.92x = 40,448,521,422,398.34
5. Step 5: Solve for x
   x = 40,448,521,422,398.34/7,152,835.92
6. Step 6: Final answer
   x = 5,654,892.95