Finding the Fourth Proportional to 149,772.76, 224,658.72 and 61,005.40

Step by Step Solution

1. Step 1: Write the proportion equation
   149,772.76 : 224,658.72 = 61,005.40 : x
2. Step 2: Convert to fraction form
   149,772.76/224,658.72 = 61,005.40/x
3. Step 3: Cross multiply
   149,772.76x = 224,658.72 × 61,005.40
4. Step 4: Simplify right side
   149,772.76x = 13,705,395,077.09
5. Step 5: Solve for x
   x = 13,705,395,077.09/149,772.76
6. Step 6: Final answer
   x = 91,507.93