Finding the Fourth Proportional to 426,071.10, 588,191.18 and 264,978.04

Step by Step Solution

1. Step 1: Write the proportion equation
   426,071.10 : 588,191.18 = 264,978.04 : x
2. Step 2: Convert to fraction form
   426,071.10/588,191.18 = 264,978.04/x
3. Step 3: Cross multiply
   426,071.10x = 588,191.18 × 264,978.04
4. Step 4: Simplify right side
   426,071.10x = 155,857,746,021.69
5. Step 5: Solve for x
   x = 155,857,746,021.69/426,071.10
6. Step 6: Final answer
   x = 365,802.20