Finding the Fourth Proportional to 42,731.64, 58,990.86 and 32,576.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,731.64 : 58,990.86 = 32,576.76 : x
2. Step 2: Convert to fraction form
   42,731.64/58,990.86 = 32,576.76/x
3. Step 3: Cross multiply
   42,731.64x = 58,990.86 × 32,576.76
4. Step 4: Simplify right side
   42,731.64x = 1,921,731,088.41
5. Step 5: Solve for x
   x = 1,921,731,088.41/42,731.64
6. Step 6: Final answer
   x = 44,972.09