Finding the Fourth Proportional to 42,097.74, 63,091.93 and 17,108.70

Step by Step Solution

1. Step 1: Write the proportion equation
   42,097.74 : 63,091.93 = 17,108.70 : x
2. Step 2: Convert to fraction form
   42,097.74/63,091.93 = 17,108.70/x
3. Step 3: Cross multiply
   42,097.74x = 63,091.93 × 17,108.70
4. Step 4: Simplify right side
   42,097.74x = 1,079,421,096.61
5. Step 5: Solve for x
   x = 1,079,421,096.61/42,097.74
6. Step 6: Final answer
   x = 25,640.83