Finding the Fourth Proportional to 282,460.22, 423,704.91 and 72,099.98

Step by Step Solution

1. Step 1: Write the proportion equation
   282,460.22 : 423,704.91 = 72,099.98 : x
2. Step 2: Convert to fraction form
   282,460.22/423,704.91 = 72,099.98/x
3. Step 3: Cross multiply
   282,460.22x = 423,704.91 × 72,099.98
4. Step 4: Simplify right side
   282,460.22x = 30,549,115,536.90
5. Step 5: Solve for x
   x = 30,549,115,536.90/282,460.22
6. Step 6: Final answer
   x = 108,153.69