Finding the Fourth Proportional to 105,170,630.99, 145,060,200.07 and 73,815,676.52

Step by Step Solution

1. Step 1: Write the proportion equation
   105,170,630.99 : 145,060,200.07 = 73,815,676.52 : x
2. Step 2: Convert to fraction form
   105,170,630.99/145,060,200.07 = 73,815,676.52/x
3. Step 3: Cross multiply
   105,170,630.99x = 145,060,200.07 × 73,815,676.52
4. Step 4: Simplify right side
   105,170,630.99x = 10,707,716,803,383,760
5. Step 5: Solve for x
   x = 10,707,716,803,383,760/105,170,630.99
6. Step 6: Final answer
   x = 101,812,803.66