Finding the Fourth Proportional to 149,667.08, 224,539.54 and 74,784.20

Step by Step Solution

1. Step 1: Write the proportion equation
   149,667.08 : 224,539.54 = 74,784.20 : x
2. Step 2: Convert to fraction form
   149,667.08/224,539.54 = 74,784.20/x
3. Step 3: Cross multiply
   149,667.08x = 224,539.54 × 74,784.20
4. Step 4: Simplify right side
   149,667.08x = 16,792,009,867.27
5. Step 5: Solve for x
   x = 16,792,009,867.27/149,667.08
6. Step 6: Final answer
   x = 112,195.75