Finding the Fourth Proportional to 549,031.72, 823,523.32 and 149,672.52

Step by Step Solution

1. Step 1: Write the proportion equation
   549,031.72 : 823,523.32 = 149,672.52 : x
2. Step 2: Convert to fraction form
   549,031.72/823,523.32 = 149,672.52/x
3. Step 3: Cross multiply
   549,031.72x = 823,523.32 × 149,672.52
4. Step 4: Simplify right side
   549,031.72x = 123,258,810,583.17
5. Step 5: Solve for x
   x = 123,258,810,583.17/549,031.72
6. Step 6: Final answer
   x = 224,502.17