Finding the Fourth Proportional to 69,091.86, 103,062.20 and 67,948.68

Step by Step Solution

1. Step 1: Write the proportion equation
   69,091.86 : 103,062.20 = 67,948.68 : x
2. Step 2: Convert to fraction form
   69,091.86/103,062.20 = 67,948.68/x
3. Step 3: Cross multiply
   69,091.86x = 103,062.20 × 67,948.68
4. Step 4: Simplify right side
   69,091.86x = 7,002,940,108.15
5. Step 5: Solve for x
   x = 7,002,940,108.15/69,091.86
6. Step 6: Final answer
   x = 101,356.95