Finding the Fourth Proportional to 144,632,091.82, 199,593,726.24 and 78,553,882.66

Step by Step Solution

1. Step 1: Write the proportion equation
   144,632,091.82 : 199,593,726.24 = 78,553,882.66 : x
2. Step 2: Convert to fraction form
   144,632,091.82/199,593,726.24 = 78,553,882.66/x
3. Step 3: Cross multiply
   144,632,091.82x = 199,593,726.24 × 78,553,882.66
4. Step 4: Simplify right side
   144,632,091.82x = 15,678,862,150,729,124
5. Step 5: Solve for x
   x = 15,678,862,150,729,124/144,632,091.82
6. Step 6: Final answer
   x = 108,405,139.92