Finding the Fourth Proportional to 130,064.86, 195,083.10 and 88,213.78

Step by Step Solution

1. Step 1: Write the proportion equation
   130,064.86 : 195,083.10 = 88,213.78 : x
2. Step 2: Convert to fraction form
   130,064.86/195,083.10 = 88,213.78/x
3. Step 3: Cross multiply
   130,064.86x = 195,083.10 × 88,213.78
4. Step 4: Simplify right side
   130,064.86x = 17,209,017,665.12
5. Step 5: Solve for x
   x = 17,209,017,665.12/130,064.86
6. Step 6: Final answer
   x = 132,311.05