Finding the Fourth Proportional to 106,908.34, 147,436.04 and 91,796.26

Step by Step Solution

1. Step 1: Write the proportion equation
   106,908.34 : 147,436.04 = 91,796.26 : x
2. Step 2: Convert to fraction form
   106,908.34/147,436.04 = 91,796.26/x
3. Step 3: Cross multiply
   106,908.34x = 147,436.04 × 91,796.26
4. Step 4: Simplify right side
   106,908.34x = 13,534,077,061.21
5. Step 5: Solve for x
   x = 13,534,077,061.21/106,908.34
6. Step 6: Final answer
   x = 126,595.15