Finding the Fourth Proportional to 106,026.78, 159,063.48 and 58,710.72

Step by Step Solution

1. Step 1: Write the proportion equation
   106,026.78 : 159,063.48 = 58,710.72 : x
2. Step 2: Convert to fraction form
   106,026.78/159,063.48 = 58,710.72/x
3. Step 3: Cross multiply
   106,026.78x = 159,063.48 × 58,710.72
4. Step 4: Simplify right side
   106,026.78x = 9,338,731,436.51
5. Step 5: Solve for x
   x = 9,338,731,436.51/106,026.78
6. Step 6: Final answer
   x = 88,078.99