Finding the Fourth Proportional to 264,086.06, 364,428.86 and 156,591.77

Step by Step Solution

1. Step 1: Write the proportion equation
   264,086.06 : 364,428.86 = 156,591.77 : x
2. Step 2: Convert to fraction form
   264,086.06/364,428.86 = 156,591.77/x
3. Step 3: Cross multiply
   264,086.06x = 364,428.86 × 156,591.77
4. Step 4: Simplify right side
   264,086.06x = 57,066,557,621.38
5. Step 5: Solve for x
   x = 57,066,557,621.38/264,086.06
6. Step 6: Final answer
   x = 216,090.76