Finding the Fourth Proportional to 109,665.01, 164,730.58 and 103,265.99

Step by Step Solution

1. Step 1: Write the proportion equation
   109,665.01 : 164,730.58 = 103,265.99 : x
2. Step 2: Convert to fraction form
   109,665.01/164,730.58 = 103,265.99/x
3. Step 3: Cross multiply
   109,665.01x = 164,730.58 × 103,265.99
4. Step 4: Simplify right side
   109,665.01x = 17,011,066,426.97
5. Step 5: Solve for x
   x = 17,011,066,426.97/109,665.01
6. Step 6: Final answer
   x = 155,118.45