Finding the Fourth Proportional to 102,682.74, 141,623.73 and 70,904.82

Step by Step Solution

1. Step 1: Write the proportion equation
   102,682.74 : 141,623.73 = 70,904.82 : x
2. Step 2: Convert to fraction form
   102,682.74/141,623.73 = 70,904.82/x
3. Step 3: Cross multiply
   102,682.74x = 141,623.73 × 70,904.82
4. Step 4: Simplify right side
   102,682.74x = 10,041,805,083.38
5. Step 5: Solve for x
   x = 10,041,805,083.38/102,682.74
6. Step 6: Final answer
   x = 97,794.48