Finding the Fourth Proportional to 91,900.07, 137,656.36 and 42,022.14

Step by Step Solution

1. Step 1: Write the proportion equation
   91,900.07 : 137,656.36 = 42,022.14 : x
2. Step 2: Convert to fraction form
   91,900.07/137,656.36 = 42,022.14/x
3. Step 3: Cross multiply
   91,900.07x = 137,656.36 × 42,022.14
4. Step 4: Simplify right side
   91,900.07x = 5,784,615,142.44
5. Step 5: Solve for x
   x = 5,784,615,142.44/91,900.07
6. Step 6: Final answer
   x = 62,944.62