Finding the Fourth Proportional to 35,486.06, 48,970.59 and 19,570.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,486.06 : 48,970.59 = 19,570.50 : x
2. Step 2: Convert to fraction form
   35,486.06/48,970.59 = 19,570.50/x
3. Step 3: Cross multiply
   35,486.06x = 48,970.59 × 19,570.50
4. Step 4: Simplify right side
   35,486.06x = 958,378,931.60
5. Step 5: Solve for x
   x = 958,378,931.60/35,486.06
6. Step 6: Final answer
   x = 27,007.20