Finding the Fourth Proportional to 35,722.50, 49,300.05 and 19,812.07

Step by Step Solution

1. Step 1: Write the proportion equation
   35,722.50 : 49,300.05 = 19,812.07 : x
2. Step 2: Convert to fraction form
   35,722.50/49,300.05 = 19,812.07/x
3. Step 3: Cross multiply
   35,722.50x = 49,300.05 × 19,812.07
4. Step 4: Simplify right side
   35,722.50x = 976,736,041.60
5. Step 5: Solve for x
   x = 976,736,041.60/35,722.50
6. Step 6: Final answer
   x = 27,342.32