Finding the Fourth Proportional to 106,462.00, 159,360.83 and 78,413.72

Step by Step Solution

1. Step 1: Write the proportion equation
   106,462.00 : 159,360.83 = 78,413.72 : x
2. Step 2: Convert to fraction form
   106,462.00/159,360.83 = 78,413.72/x
3. Step 3: Cross multiply
   106,462.00x = 159,360.83 × 78,413.72
4. Step 4: Simplify right side
   106,462.00x = 12,496,075,502.59
5. Step 5: Solve for x
   x = 12,496,075,502.59/106,462.00
6. Step 6: Final answer
   x = 117,375.93