Finding the Fourth Proportional to 69,433.27, 104,156.01 and 19,513.78

Step by Step Solution

1. Step 1: Write the proportion equation
   69,433.27 : 104,156.01 = 19,513.78 : x
2. Step 2: Convert to fraction form
   69,433.27/104,156.01 = 19,513.78/x
3. Step 3: Cross multiply
   69,433.27x = 104,156.01 × 19,513.78
4. Step 4: Simplify right side
   69,433.27x = 2,032,477,204.43
5. Step 5: Solve for x
   x = 2,032,477,204.43/69,433.27
6. Step 6: Final answer
   x = 29,272.38