Finding the Fourth Proportional to 130,569.45, 195,868.31 and 55,697.50

Step by Step Solution

1. Step 1: Write the proportion equation
   130,569.45 : 195,868.31 = 55,697.50 : x
2. Step 2: Convert to fraction form
   130,569.45/195,868.31 = 55,697.50/x
3. Step 3: Cross multiply
   130,569.45x = 195,868.31 × 55,697.50
4. Step 4: Simplify right side
   130,569.45x = 10,909,375,196.23
5. Step 5: Solve for x
   x = 10,909,375,196.23/130,569.45
6. Step 6: Final answer
   x = 83,552.28