Finding the Fourth Proportional to 108,532.10, 162,798.15 and 91,036.10

Step by Step Solution

1. Step 1: Write the proportion equation
   108,532.10 : 162,798.15 = 91,036.10 : x
2. Step 2: Convert to fraction form
   108,532.10/162,798.15 = 91,036.10/x
3. Step 3: Cross multiply
   108,532.10x = 162,798.15 × 91,036.10
4. Step 4: Simplify right side
   108,532.10x = 14,820,508,663.22
5. Step 5: Solve for x
   x = 14,820,508,663.22/108,532.10
6. Step 6: Final answer
   x = 136,554.15