Finding the Fourth Proportional to 107,646.72, 148,468.32 and 69,933.12

Step by Step Solution

1. Step 1: Write the proportion equation
   107,646.72 : 148,468.32 = 69,933.12 : x
2. Step 2: Convert to fraction form
   107,646.72/148,468.32 = 69,933.12/x
3. Step 3: Cross multiply
   107,646.72x = 148,468.32 × 69,933.12
4. Step 4: Simplify right side
   107,646.72x = 10,382,852,838.76
5. Step 5: Solve for x
   x = 10,382,852,838.76/107,646.72
6. Step 6: Final answer
   x = 96,453.03