Finding the Fourth Proportional to 82,136.70, 123,169.05 and 37,748.70

Step by Step Solution

1. Step 1: Write the proportion equation
   82,136.70 : 123,169.05 = 37,748.70 : x
2. Step 2: Convert to fraction form
   82,136.70/123,169.05 = 37,748.70/x
3. Step 3: Cross multiply
   82,136.70x = 123,169.05 × 37,748.70
4. Step 4: Simplify right side
   82,136.70x = 4,649,471,517.74
5. Step 5: Solve for x
   x = 4,649,471,517.74/82,136.70
6. Step 6: Final answer
   x = 56,606.50