Finding the Fourth Proportional to 83,929.72, 115,819.56 and 48,094.78

Step by Step Solution

1. Step 1: Write the proportion equation
   83,929.72 : 115,819.56 = 48,094.78 : x
2. Step 2: Convert to fraction form
   83,929.72/115,819.56 = 48,094.78/x
3. Step 3: Cross multiply
   83,929.72x = 115,819.56 × 48,094.78
4. Step 4: Simplify right side
   83,929.72x = 5,570,316,257.90
5. Step 5: Solve for x
   x = 5,570,316,257.90/83,929.72
6. Step 6: Final answer
   x = 66,368.82