Finding the Fourth Proportional to 99,775.68, 137,707.56 and 95,291.52

Step by Step Solution

1. Step 1: Write the proportion equation
   99,775.68 : 137,707.56 = 95,291.52 : x
2. Step 2: Convert to fraction form
   99,775.68/137,707.56 = 95,291.52/x
3. Step 3: Cross multiply
   99,775.68x = 137,707.56 × 95,291.52
4. Step 4: Simplify right side
   99,775.68x = 13,122,362,707.89
5. Step 5: Solve for x
   x = 13,122,362,707.89/99,775.68
6. Step 6: Final answer
   x = 131,518.65