Finding the Fourth Proportional to 72,395.90, 101,665.30 and 72,395.90

Step by Step Solution

1. Step 1: Write the proportion equation
   72,395.90 : 101,665.30 = 72,395.90 : x
2. Step 2: Convert to fraction form
   72,395.90/101,665.30 = 72,395.90/x
3. Step 3: Cross multiply
   72,395.90x = 101,665.30 × 72,395.90
4. Step 4: Simplify right side
   72,395.90x = 7,360,150,892.27
5. Step 5: Solve for x
   x = 7,360,150,892.27/72,395.90
6. Step 6: Final answer
   x = 101,665.30