Finding the Fourth Proportional to 149,780.79, 224,608.71 and 60,974.01

Step by Step Solution

1. Step 1: Write the proportion equation
   149,780.79 : 224,608.71 = 60,974.01 : x
2. Step 2: Convert to fraction form
   149,780.79/224,608.71 = 60,974.01/x
3. Step 3: Cross multiply
   149,780.79x = 224,608.71 × 60,974.01
4. Step 4: Simplify right side
   149,780.79x = 13,695,293,729.63
5. Step 5: Solve for x
   x = 13,695,293,729.63/149,780.79
6. Step 6: Final answer
   x = 91,435.58