Finding the Fourth Proportional to 499,061.16, 748,434.74 and 162,023.94

Step by Step Solution

1. Step 1: Write the proportion equation
   499,061.16 : 748,434.74 = 162,023.94 : x
2. Step 2: Convert to fraction form
   499,061.16/748,434.74 = 162,023.94/x
3. Step 3: Cross multiply
   499,061.16x = 748,434.74 × 162,023.94
4. Step 4: Simplify right side
   499,061.16x = 121,264,344,597.56
5. Step 5: Solve for x
   x = 121,264,344,597.56/499,061.16
6. Step 6: Final answer
   x = 242,984.94