Finding the Fourth Proportional to 139,061.66, 191,872.94 and 93,823.56

Step by Step Solution

1. Step 1: Write the proportion equation
   139,061.66 : 191,872.94 = 93,823.56 : x
2. Step 2: Convert to fraction form
   139,061.66/191,872.94 = 93,823.56/x
3. Step 3: Cross multiply
   139,061.66x = 191,872.94 × 93,823.56
4. Step 4: Simplify right side
   139,061.66x = 18,002,201,829.35
5. Step 5: Solve for x
   x = 18,002,201,829.35/139,061.66
6. Step 6: Final answer
   x = 129,454.82