Finding the Fourth Proportional to 65,158.38, 97,685.40 and 42,808.14

Step by Step Solution

1. Step 1: Write the proportion equation
   65,158.38 : 97,685.40 = 42,808.14 : x
2. Step 2: Convert to fraction form
   65,158.38/97,685.40 = 42,808.14/x
3. Step 3: Cross multiply
   65,158.38x = 97,685.40 × 42,808.14
4. Step 4: Simplify right side
   65,158.38x = 4,181,730,279.16
5. Step 5: Solve for x
   x = 4,181,730,279.16/65,158.38
6. Step 6: Final answer
   x = 64,177.94