Finding the Fourth Proportional to 264,064.52, 364,399.20 and 156,570.23

Step by Step Solution

1. Step 1: Write the proportion equation
   264,064.52 : 364,399.20 = 156,570.23 : x
2. Step 2: Convert to fraction form
   264,064.52/364,399.20 = 156,570.23/x
3. Step 3: Cross multiply
   264,064.52x = 364,399.20 × 156,570.23
4. Step 4: Simplify right side
   264,064.52x = 57,054,068,509.45
5. Step 5: Solve for x
   x = 57,054,068,509.45/264,064.52
6. Step 6: Final answer
   x = 216,061.09