Finding the Fourth Proportional to 62,820.38, 86,697.27 and 37,669.34

Step by Step Solution

1. Step 1: Write the proportion equation
   62,820.38 : 86,697.27 = 37,669.34 : x
2. Step 2: Convert to fraction form
   62,820.38/86,697.27 = 37,669.34/x
3. Step 3: Cross multiply
   62,820.38x = 86,697.27 × 37,669.34
4. Step 4: Simplify right side
   62,820.38x = 3,265,828,940.70
5. Step 5: Solve for x
   x = 3,265,828,940.70/62,820.38
6. Step 6: Final answer
   x = 51,986.77