Finding the Fourth Proportional to 89,748.52, 134,638.78 and 29,780.59

Step by Step Solution

1. Step 1: Write the proportion equation
   89,748.52 : 134,638.78 = 29,780.59 : x
2. Step 2: Convert to fraction form
   89,748.52/134,638.78 = 29,780.59/x
3. Step 3: Cross multiply
   89,748.52x = 134,638.78 × 29,780.59
4. Step 4: Simplify right side
   89,748.52x = 4,009,622,305.28
5. Step 5: Solve for x
   x = 4,009,622,305.28/89,748.52
6. Step 6: Final answer
   x = 44,676.19