Finding the Fourth Proportional to 342,981.91, 473,276.73 and 189,982.15

Step by Step Solution

1. Step 1: Write the proportion equation
   342,981.91 : 473,276.73 = 189,982.15 : x
2. Step 2: Convert to fraction form
   342,981.91/473,276.73 = 189,982.15/x
3. Step 3: Cross multiply
   342,981.91x = 473,276.73 × 189,982.15
4. Step 4: Simplify right side
   342,981.91x = 89,914,130,710.37
5. Step 5: Solve for x
   x = 89,914,130,710.37/342,981.91
6. Step 6: Final answer
   x = 262,154.15