Finding the Fourth Proportional to 89,861.40, 134,808.30 and 37,276.20

Step by Step Solution

1. Step 1: Write the proportion equation
   89,861.40 : 134,808.30 = 37,276.20 : x
2. Step 2: Convert to fraction form
   89,861.40/134,808.30 = 37,276.20/x
3. Step 3: Cross multiply
   89,861.40x = 134,808.30 × 37,276.20
4. Step 4: Simplify right side
   89,861.40x = 5,025,141,152.46
5. Step 5: Solve for x
   x = 5,025,141,152.46/89,861.40
6. Step 6: Final answer
   x = 55,921.02