Finding the Fourth Proportional to 69,801.13, 103,912.25 and 69,385.94

Step by Step Solution

1. Step 1: Write the proportion equation
   69,801.13 : 103,912.25 = 69,385.94 : x
2. Step 2: Convert to fraction form
   69,801.13/103,912.25 = 69,385.94/x
3. Step 3: Cross multiply
   69,801.13x = 103,912.25 × 69,385.94
4. Step 4: Simplify right side
   69,801.13x = 7,210,048,666.94
5. Step 5: Solve for x
   x = 7,210,048,666.94/69,801.13
6. Step 6: Final answer
   x = 103,294.15