Finding the Fourth Proportional to 549,172.10, 823,733.55 and 149,811.59

Step by Step Solution

1. Step 1: Write the proportion equation
   549,172.10 : 823,733.55 = 149,811.59 : x
2. Step 2: Convert to fraction form
   549,172.10/823,733.55 = 149,811.59/x
3. Step 3: Cross multiply
   549,172.10x = 823,733.55 × 149,811.59
4. Step 4: Simplify right side
   549,172.10x = 123,404,832,861.85
5. Step 5: Solve for x
   x = 123,404,832,861.85/549,172.10
6. Step 6: Final answer
   x = 224,710.67