Finding the Fourth Proportional to 82,387.72, 123,484.38 and 37,973.80

Step by Step Solution

1. Step 1: Write the proportion equation
   82,387.72 : 123,484.38 = 37,973.80 : x
2. Step 2: Convert to fraction form
   82,387.72/123,484.38 = 37,973.80/x
3. Step 3: Cross multiply
   82,387.72x = 123,484.38 × 37,973.80
4. Step 4: Simplify right side
   82,387.72x = 4,689,171,149.24
5. Step 5: Solve for x
   x = 4,689,171,149.24/82,387.72
6. Step 6: Final answer
   x = 56,915.90