Finding the Fourth Proportional to 82,487.71, 123,676.05 and 38,089.99

Step by Step Solution

1. Step 1: Write the proportion equation
   82,487.71 : 123,676.05 = 38,089.99 : x
2. Step 2: Convert to fraction form
   82,487.71/123,676.05 = 38,089.99/x
3. Step 3: Cross multiply
   82,487.71x = 123,676.05 × 38,089.99
4. Step 4: Simplify right side
   82,487.71x = 4,710,818,889.36
5. Step 5: Solve for x
   x = 4,710,818,889.36/82,487.71
6. Step 6: Final answer
   x = 57,109.35