Finding the Fourth Proportional to 71,065.34, 106,665 and 52,288.14

Step by Step Solution

1. Step 1: Write the proportion equation
   71,065.34 : 106,665 = 52,288.14 : x
2. Step 2: Convert to fraction form
   71,065.34/106,665 = 52,288.14/x
3. Step 3: Cross multiply
   71,065.34x = 106,665 × 52,288.14
4. Step 4: Simplify right side
   71,065.34x = 5,577,314,453.10
5. Step 5: Solve for x
   x = 5,577,314,453.10/71,065.34
6. Step 6: Final answer
   x = 78,481.50