Finding the Fourth Proportional to 359,557.50, 539,196.06 and 134,795.43

Step by Step Solution

1. Step 1: Write the proportion equation
   359,557.50 : 539,196.06 = 134,795.43 : x
2. Step 2: Convert to fraction form
   359,557.50/539,196.06 = 134,795.43/x
3. Step 3: Cross multiply
   359,557.50x = 539,196.06 × 134,795.43
4. Step 4: Simplify right side
   359,557.50x = 72,681,164,762.01
5. Step 5: Solve for x
   x = 72,681,164,762.01/359,557.50
6. Step 6: Final answer
   x = 202,140.59