Finding the Fourth Proportional to 171,746.10, 257,499.15 and 101,589.30

Step by Step Solution

1. Step 1: Write the proportion equation
   171,746.10 : 257,499.15 = 101,589.30 : x
2. Step 2: Convert to fraction form
   171,746.10/257,499.15 = 101,589.30/x
3. Step 3: Cross multiply
   171,746.10x = 257,499.15 × 101,589.30
4. Step 4: Simplify right side
   171,746.10x = 26,159,158,399.10
5. Step 5: Solve for x
   x = 26,159,158,399.10/171,746.10
6. Step 6: Final answer
   x = 152,312.97