Finding the Fourth Proportional to 144,585,397.94, 199,522,253.00 and 78,504,383.75

Step by Step Solution

1. Step 1: Write the proportion equation
   144,585,397.94 : 199,522,253.00 = 78,504,383.75 : x
2. Step 2: Convert to fraction form
   144,585,397.94/199,522,253.00 = 78,504,383.75/x
3. Step 3: Cross multiply
   144,585,397.94x = 199,522,253.00 × 78,504,383.75
4. Step 4: Simplify right side
   144,585,397.94x = 15,663,371,514,786,456
5. Step 5: Solve for x
   x = 15,663,371,514,786,456/144,585,397.94
6. Step 6: Final answer
   x = 108,333,011.07