Finding the Fourth Proportional to 10,805,818.55, 14,912,147.92 and 5,911,040.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,805,818.55 : 14,912,147.92 = 5,911,040.69 : x
2. Step 2: Convert to fraction form
   10,805,818.55/14,912,147.92 = 5,911,040.69/x
3. Step 3: Cross multiply
   10,805,818.55x = 14,912,147.92 × 5,911,040.69
4. Step 4: Simplify right side
   10,805,818.55x = 88,146,313,138,144.03
5. Step 5: Solve for x
   x = 88,146,313,138,144.03/10,805,818.55
6. Step 6: Final answer
   x = 8,157,300.88