Finding the Fourth Proportional to 342,855.50, 473,124.72 and 189,883.34

Step by Step Solution

1. Step 1: Write the proportion equation
   342,855.50 : 473,124.72 = 189,883.34 : x
2. Step 2: Convert to fraction form
   342,855.50/473,124.72 = 189,883.34/x
3. Step 3: Cross multiply
   342,855.50x = 473,124.72 × 189,883.34
4. Step 4: Simplify right side
   342,855.50x = 89,838,502,070.16
5. Step 5: Solve for x
   x = 89,838,502,070.16/342,855.50
6. Step 6: Final answer
   x = 262,030.22