Finding the Fourth Proportional to 224,157.80, 309,373.39 and 138,167.39

Step by Step Solution

1. Step 1: Write the proportion equation
   224,157.80 : 309,373.39 = 138,167.39 : x
2. Step 2: Convert to fraction form
   224,157.80/309,373.39 = 138,167.39/x
3. Step 3: Cross multiply
   224,157.80x = 309,373.39 × 138,167.39
4. Step 4: Simplify right side
   224,157.80x = 42,745,314,777.89
5. Step 5: Solve for x
   x = 42,745,314,777.89/224,157.80
6. Step 6: Final answer
   x = 190,692.96