Finding the Fourth Proportional to 73,480.00, 109,610.01 and 71,020.15

Step by Step Solution

1. Step 1: Write the proportion equation
   73,480.00 : 109,610.01 = 71,020.15 : x
2. Step 2: Convert to fraction form
   73,480.00/109,610.01 = 71,020.15/x
3. Step 3: Cross multiply
   73,480.00x = 109,610.01 × 71,020.15
4. Step 4: Simplify right side
   73,480.00x = 7,784,519,385.95
5. Step 5: Solve for x
   x = 7,784,519,385.95/73,480.00
6. Step 6: Final answer
   x = 105,940.65