Finding the Fourth Proportional to 187,714.72, 258,981.56 and 107,084.08

Step by Step Solution

1. Step 1: Write the proportion equation
   187,714.72 : 258,981.56 = 107,084.08 : x
2. Step 2: Convert to fraction form
   187,714.72/258,981.56 = 107,084.08/x
3. Step 3: Cross multiply
   187,714.72x = 258,981.56 × 107,084.08
4. Step 4: Simplify right side
   187,714.72x = 27,732,802,089.56
5. Step 5: Solve for x
   x = 27,732,802,089.56/187,714.72
6. Step 6: Final answer
   x = 147,739.09