Finding the Fourth Proportional to 191,568.55, 264,385.35 and 105,536.34

Step by Step Solution

1. Step 1: Write the proportion equation
   191,568.55 : 264,385.35 = 105,536.34 : x
2. Step 2: Convert to fraction form
   191,568.55/264,385.35 = 105,536.34/x
3. Step 3: Cross multiply
   191,568.55x = 264,385.35 × 105,536.34
4. Step 4: Simplify right side
   191,568.55x = 27,902,262,914.86
5. Step 5: Solve for x
   x = 27,902,262,914.86/191,568.55
6. Step 6: Final answer
   x = 145,651.59