Finding the Fourth Proportional to 62,091.42, 85,688.04 and 43,974.60

Step by Step Solution

1. Step 1: Write the proportion equation
   62,091.42 : 85,688.04 = 43,974.60 : x
2. Step 2: Convert to fraction form
   62,091.42/85,688.04 = 43,974.60/x
3. Step 3: Cross multiply
   62,091.42x = 85,688.04 × 43,974.60
4. Step 4: Simplify right side
   62,091.42x = 3,768,096,855.34
5. Step 5: Solve for x
   x = 3,768,096,855.34/62,091.42
6. Step 6: Final answer
   x = 60,686.28