Finding the Fourth Proportional to 141,219.19, 194,796.90 and 83,820.69

Step by Step Solution

1. Step 1: Write the proportion equation
   141,219.19 : 194,796.90 = 83,820.69 : x
2. Step 2: Convert to fraction form
   141,219.19/194,796.90 = 83,820.69/x
3. Step 3: Cross multiply
   141,219.19x = 194,796.90 × 83,820.69
4. Step 4: Simplify right side
   141,219.19x = 16,328,010,567.86
5. Step 5: Solve for x
   x = 16,328,010,567.86/141,219.19
6. Step 6: Final answer
   x = 115,621.75