Finding the Fourth Proportional to 149,404.15, 224,233.80 and 60,721.30

Step by Step Solution

1. Step 1: Write the proportion equation
   149,404.15 : 224,233.80 = 60,721.30 : x
2. Step 2: Convert to fraction form
   149,404.15/224,233.80 = 60,721.30/x
3. Step 3: Cross multiply
   149,404.15x = 224,233.80 × 60,721.30
4. Step 4: Simplify right side
   149,404.15x = 13,615,767,839.94
5. Step 5: Solve for x
   x = 13,615,767,839.94/149,404.15
6. Step 6: Final answer
   x = 91,133.80