Finding the Fourth Proportional to 234,131.39, 351,054.87 and 91,806.15

Step by Step Solution

1. Step 1: Write the proportion equation
   234,131.39 : 351,054.87 = 91,806.15 : x
2. Step 2: Convert to fraction form
   234,131.39/351,054.87 = 91,806.15/x
3. Step 3: Cross multiply
   234,131.39x = 351,054.87 × 91,806.15
4. Step 4: Simplify right side
   234,131.39x = 32,228,996,053.45
5. Step 5: Solve for x
   x = 32,228,996,053.45/234,131.39
6. Step 6: Final answer
   x = 137,653.46