Finding the Fourth Proportional to 83,926.89, 115,812.05 and 48,108.69

Step by Step Solution

1. Step 1: Write the proportion equation
   83,926.89 : 115,812.05 = 48,108.69 : x
2. Step 2: Convert to fraction form
   83,926.89/115,812.05 = 48,108.69/x
3. Step 3: Cross multiply
   83,926.89x = 115,812.05 × 48,108.69
4. Step 4: Simplify right side
   83,926.89x = 5,571,565,771.17
5. Step 5: Solve for x
   x = 5,571,565,771.17/83,926.89
6. Step 6: Final answer
   x = 66,385.94