Finding the Fourth Proportional to 88,671.83, 133,007.90 and 71,014.79

Step by Step Solution

1. Step 1: Write the proportion equation
   88,671.83 : 133,007.90 = 71,014.79 : x
2. Step 2: Convert to fraction form
   88,671.83/133,007.90 = 71,014.79/x
3. Step 3: Cross multiply
   88,671.83x = 133,007.90 × 71,014.79
4. Step 4: Simplify right side
   88,671.83x = 9,445,528,064.29
5. Step 5: Solve for x
   x = 9,445,528,064.29/88,671.83
6. Step 6: Final answer
   x = 106,522.31