Finding the Fourth Proportional to 107,376.89, 148,131.52 and 69,122.72

Step by Step Solution

1. Step 1: Write the proportion equation
   107,376.89 : 148,131.52 = 69,122.72 : x
2. Step 2: Convert to fraction form
   107,376.89/148,131.52 = 69,122.72/x
3. Step 3: Cross multiply
   107,376.89x = 148,131.52 × 69,122.72
4. Step 4: Simplify right side
   107,376.89x = 10,239,253,777.66
5. Step 5: Solve for x
   x = 10,239,253,777.66/107,376.89
6. Step 6: Final answer
   x = 95,358.08