Finding the Fourth Proportional to 277,980.54, 383,611.59 and 150,656.10

Step by Step Solution

1. Step 1: Write the proportion equation
   277,980.54 : 383,611.59 = 150,656.10 : x
2. Step 2: Convert to fraction form
   277,980.54/383,611.59 = 150,656.10/x
3. Step 3: Cross multiply
   277,980.54x = 383,611.59 × 150,656.10
4. Step 4: Simplify right side
   277,980.54x = 57,793,426,064.20
5. Step 5: Solve for x
   x = 57,793,426,064.20/277,980.54
6. Step 6: Final answer
   x = 207,904.58