Finding the Fourth Proportional to 114,547.30, 171,864.15 and 55,435.30

Step by Step Solution

1. Step 1: Write the proportion equation
   114,547.30 : 171,864.15 = 55,435.30 : x
2. Step 2: Convert to fraction form
   114,547.30/171,864.15 = 55,435.30/x
3. Step 3: Cross multiply
   114,547.30x = 171,864.15 × 55,435.30
4. Step 4: Simplify right side
   114,547.30x = 9,527,340,714.50
5. Step 5: Solve for x
   x = 9,527,340,714.50/114,547.30
6. Step 6: Final answer
   x = 83,173.86