Finding the Fourth Proportional to 99,510.69, 149,132.61 and 48,832.23

Step by Step Solution

1. Step 1: Write the proportion equation
   99,510.69 : 149,132.61 = 48,832.23 : x
2. Step 2: Convert to fraction form
   99,510.69/149,132.61 = 48,832.23/x
3. Step 3: Cross multiply
   99,510.69x = 149,132.61 × 48,832.23
4. Step 4: Simplify right side
   99,510.69x = 7,282,477,912.02
5. Step 5: Solve for x
   x = 7,282,477,912.02/99,510.69
6. Step 6: Final answer
   x = 73,182.87