Finding the Fourth Proportional to 88,461.96, 132,692.76 and 72,846.72

Step by Step Solution

1. Step 1: Write the proportion equation
   88,461.96 : 132,692.76 = 72,846.72 : x
2. Step 2: Convert to fraction form
   88,461.96/132,692.76 = 72,846.72/x
3. Step 3: Cross multiply
   88,461.96x = 132,692.76 × 72,846.72
4. Step 4: Simplify right side
   88,461.96x = 9,666,232,333.75
5. Step 5: Solve for x
   x = 9,666,232,333.75/88,461.96
6. Step 6: Final answer
   x = 109,269.93