Finding the Fourth Proportional to 196,100.58, 294,053.71 and 69,721.89

Step by Step Solution

1. Step 1: Write the proportion equation
   196,100.58 : 294,053.71 = 69,721.89 : x
2. Step 2: Convert to fraction form
   196,100.58/294,053.71 = 69,721.89/x
3. Step 3: Cross multiply
   196,100.58x = 294,053.71 × 69,721.89
4. Step 4: Simplify right side
   196,100.58x = 20,501,980,422.71
5. Step 5: Solve for x
   x = 20,501,980,422.71/196,100.58
6. Step 6: Final answer
   x = 104,548.29