Finding the Fourth Proportional to 69,304.67, 103,969.83 and 21,931.67

Step by Step Solution

1. Step 1: Write the proportion equation
   69,304.67 : 103,969.83 = 21,931.67 : x
2. Step 2: Convert to fraction form
   69,304.67/103,969.83 = 21,931.67/x
3. Step 3: Cross multiply
   69,304.67x = 103,969.83 × 21,931.67
4. Step 4: Simplify right side
   69,304.67x = 2,280,232,001.52
5. Step 5: Solve for x
   x = 2,280,232,001.52/69,304.67
6. Step 6: Final answer
   x = 32,901.56