Finding the Fourth Proportional to 338,084.43, 507,210.89 and 101,431.47

Step by Step Solution

1. Step 1: Write the proportion equation
   338,084.43 : 507,210.89 = 101,431.47 : x
2. Step 2: Convert to fraction form
   338,084.43/507,210.89 = 101,431.47/x
3. Step 3: Cross multiply
   338,084.43x = 507,210.89 × 101,431.47
4. Step 4: Simplify right side
   338,084.43x = 51,447,145,665.55
5. Step 5: Solve for x
   x = 51,447,145,665.55/338,084.43
6. Step 6: Final answer
   x = 152,172.48