Finding the Fourth Proportional to 533,554.10, 736,310.37 and 291,831.50

Step by Step Solution

1. Step 1: Write the proportion equation
   533,554.10 : 736,310.37 = 291,831.50 : x
2. Step 2: Convert to fraction form
   533,554.10/736,310.37 = 291,831.50/x
3. Step 3: Cross multiply
   533,554.10x = 736,310.37 × 291,831.50
4. Step 4: Simplify right side
   533,554.10x = 214,878,556,061.10
5. Step 5: Solve for x
   x = 214,878,556,061.10/533,554.10
6. Step 6: Final answer
   x = 402,730.59