Finding the Fourth Proportional to 35,321.70, 48,744.72 and 19,407.06

Step by Step Solution

1. Step 1: Write the proportion equation
   35,321.70 : 48,744.72 = 19,407.06 : x
2. Step 2: Convert to fraction form
   35,321.70/48,744.72 = 19,407.06/x
3. Step 3: Cross multiply
   35,321.70x = 48,744.72 × 19,407.06
4. Step 4: Simplify right side
   35,321.70x = 945,991,705.72
5. Step 5: Solve for x
   x = 945,991,705.72/35,321.70
6. Step 6: Final answer
   x = 26,782.17