Finding the Fourth Proportional to 188,129,097.90, 282,083,815.71 and 72,979,086.42

Step by Step Solution

1. Step 1: Write the proportion equation
   188,129,097.90 : 282,083,815.71 = 72,979,086.42 : x
2. Step 2: Convert to fraction form
   188,129,097.90/282,083,815.71 = 72,979,086.42/x
3. Step 3: Cross multiply
   188,129,097.90x = 282,083,815.71 × 72,979,086.42
4. Step 4: Simplify right side
   188,129,097.90x = 20,586,219,164,383,444
5. Step 5: Solve for x
   x = 20,586,219,164,383,444/188,129,097.90
6. Step 6: Final answer
   x = 109,426,023.91