Finding the Fourth Proportional to 10,789,695.45, 16,170,371.31 and 5,111,543.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,789,695.45 : 16,170,371.31 = 5,111,543.61 : x
2. Step 2: Convert to fraction form
   10,789,695.45/16,170,371.31 = 5,111,543.61/x
3. Step 3: Cross multiply
   10,789,695.45x = 16,170,371.31 × 5,111,543.61
4. Step 4: Simplify right side
   10,789,695.45x = 82,655,558,160,126.12
5. Step 5: Solve for x
   x = 82,655,558,160,126.12/10,789,695.45
6. Step 6: Final answer
   x = 7,660,601.59