Finding the Fourth Proportional to 162,499.45, 243,779.71 and 73,759.20

Step by Step Solution

1. Step 1: Write the proportion equation
   162,499.45 : 243,779.71 = 73,759.20 : x
2. Step 2: Convert to fraction form
   162,499.45/243,779.71 = 73,759.20/x
3. Step 3: Cross multiply
   162,499.45x = 243,779.71 × 73,759.20
4. Step 4: Simplify right side
   162,499.45x = 17,980,994,798.14
5. Step 5: Solve for x
   x = 17,980,994,798.14/162,499.45
6. Step 6: Final answer
   x = 110,652.65