Finding the Fourth Proportional to 225,061.40, 337,538.10 and 130,086.20

Step by Step Solution

1. Step 1: Write the proportion equation
   225,061.40 : 337,538.10 = 130,086.20 : x
2. Step 2: Convert to fraction form
   225,061.40/337,538.10 = 130,086.20/x
3. Step 3: Cross multiply
   225,061.40x = 337,538.10 × 130,086.20
4. Step 4: Simplify right side
   225,061.40x = 43,909,048,784.22
5. Step 5: Solve for x
   x = 43,909,048,784.22/225,061.40
6. Step 6: Final answer
   x = 195,098.09