Finding the Fourth Proportional to 106,156,591.83, 146,370,745.76 and 72,682,303.23

Step by Step Solution

1. Step 1: Write the proportion equation
   106,156,591.83 : 146,370,745.76 = 72,682,303.23 : x
2. Step 2: Convert to fraction form
   106,156,591.83/146,370,745.76 = 72,682,303.23/x
3. Step 3: Cross multiply
   106,156,591.83x = 146,370,745.76 × 72,682,303.23
4. Step 4: Simplify right side
   106,156,591.83x = 10,638,562,926,966,146
5. Step 5: Solve for x
   x = 10,638,562,926,966,146/106,156,591.83
6. Step 6: Final answer
   x = 100,215,754.33