Finding the Fourth Proportional to 12,823,880.16, 19,237,103.28 and 4,738,978.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,823,880.16 : 19,237,103.28 = 4,738,978.56 : x
2. Step 2: Convert to fraction form
   12,823,880.16/19,237,103.28 = 4,738,978.56/x
3. Step 3: Cross multiply
   12,823,880.16x = 19,237,103.28 × 4,738,978.56
4. Step 4: Simplify right side
   12,823,880.16x = 91,164,220,000,425.67
5. Step 5: Solve for x
   x = 91,164,220,000,425.67/12,823,880.16
6. Step 6: Final answer
   x = 7,108,941.98