Finding the Fourth Proportional to 195,522.50, 293,394.69 and 105,564.01

Step by Step Solution

1. Step 1: Write the proportion equation
   195,522.50 : 293,394.69 = 105,564.01 : x
2. Step 2: Convert to fraction form
   195,522.50/293,394.69 = 105,564.01/x
3. Step 3: Cross multiply
   195,522.50x = 293,394.69 × 105,564.01
4. Step 4: Simplify right side
   195,522.50x = 30,971,919,989.11
5. Step 5: Solve for x
   x = 30,971,919,989.11/195,522.50
6. Step 6: Final answer
   x = 158,405.91