Finding the Fourth Proportional to 35,389.86, 48,854.27 and 21,969.01

Step by Step Solution

1. Step 1: Write the proportion equation
   35,389.86 : 48,854.27 = 21,969.01 : x
2. Step 2: Convert to fraction form
   35,389.86/48,854.27 = 21,969.01/x
3. Step 3: Cross multiply
   35,389.86x = 48,854.27 × 21,969.01
4. Step 4: Simplify right side
   35,389.86x = 1,073,279,946.17
5. Step 5: Solve for x
   x = 1,073,279,946.17/35,389.86
6. Step 6: Final answer
   x = 30,327.33