Finding the Fourth Proportional to 74,018.35, 102,147.96 and 42,182.11

Step by Step Solution

1. Step 1: Write the proportion equation
   74,018.35 : 102,147.96 = 42,182.11 : x
2. Step 2: Convert to fraction form
   74,018.35/102,147.96 = 42,182.11/x
3. Step 3: Cross multiply
   74,018.35x = 102,147.96 × 42,182.11
4. Step 4: Simplify right side
   74,018.35x = 4,308,816,485.00
5. Step 5: Solve for x
   x = 4,308,816,485.00/74,018.35
6. Step 6: Final answer
   x = 58,212.81