Finding the Fourth Proportional to 230,105.60, 345,103.71 and 103,667.84

Step by Step Solution

1. Step 1: Write the proportion equation
   230,105.60 : 345,103.71 = 103,667.84 : x
2. Step 2: Convert to fraction form
   230,105.60/345,103.71 = 103,667.84/x
3. Step 3: Cross multiply
   230,105.60x = 345,103.71 × 103,667.84
4. Step 4: Simplify right side
   230,105.60x = 35,776,154,466.17
5. Step 5: Solve for x
   x = 35,776,154,466.17/230,105.60
6. Step 6: Final answer
   x = 155,477.12